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Award ID | Description | Recipient | Total Value | Awarding Agency | Funding Agency | Set Aside | NAICS | PSC | Award Date | Start Date | End Date | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| THE GOAL OF THIS FUNDING OPPORTUNITY IS SCIENTIFIC RESEARCH, MEASURED BY THE PUBLICATION OF THE SCIENTIFIC RESULTS OBTAINED UNDER THIS GRANT IN SCIENTIFIC JOURNALS AND PRESENTATIONS AT APPLICABLE SCIENTIFIC MEETINGS. | CARNEGIE INSTITUTION OF WASHINGTON | $54,099 | NATIONAL AERONAUTICS AND SPACE ADMINISTRATION | NATIONAL AERONAUTICS AND SPACE ADMINISTRATION | — | — | AJ11GENERAL SCIENCE AND TECHNOLOGY R&D SERVICES; GENERAL SCIENCE AND TECHNOLOGY; BASIC RESEARCH | Mar 30, 2026 | Mar 10, 2026 | Mar 9, 2027 | ||
| EXECUTE A BALANCED SCIENCE PROGRAM BASED ON DISCIPLINE-SPECIFIC GUIDANCE FROM THE NATIONAL ACADEMIES OF SCIENCES, ENGINEERING, AND MEDICINE, ADMINISTRATION PRIORITIES, AND DIRECTION FROM CONGRESS. PARTICIPATE AS A KEY PARTNER AND ENABLER IN THE AGENC | CARNEGIE INSTITUTION OF WASHINGTON | $929,650 | NATIONAL AERONAUTICS AND SPACE ADMINISTRATION | NATIONAL AERONAUTICS AND SPACE ADMINISTRATION | — | — | AJ11GENERAL SCIENCE AND TECHNOLOGY R&D SERVICES; GENERAL SCIENCE AND TECHNOLOGY; BASIC RESEARCH | Mar 12, 2026 | Jan 5, 2026 | Jan 4, 2031 | ||
| EXECUTE A BALANCED SCIENCE PROGRAM BASED ON DISCIPLINE-SPECIFIC GUIDANCE FROM THE NATIONAL ACADEMIES OF SCIENCES, ENGINEERING, AND MEDICINE, ADMINISTRATION PRIORITIES, AND DIRECTION FROM CONGRESS. PARTICIPATE AS A KEY PARTNER AND ENABLER IN THE AGE | CARNEGIE INSTITUTION OF WASHINGTON | $245,217 | NATIONAL AERONAUTICS AND SPACE ADMINISTRATION | NATIONAL AERONAUTICS AND SPACE ADMINISTRATION | — | — | AJ11GENERAL SCIENCE AND TECHNOLOGY R&D SERVICES; GENERAL SCIENCE AND TECHNOLOGY; BASIC RESEARCH | Aug 8, 2025 | Oct 1, 2025 | Sep 30, 2027 | ||
| EXECUTE A BALANCED SCIENCE PROGRAM BASED ON DISCIPLINE-SPECIFIC GUIDANCE FROM THE NATIONAL ACADEMIES OF SCIENCES, ENGINEERING, AND MEDICINE, ADMINISTRATION PRIORITIES, AND DIRECTION FROM CONGRESS. PARTICIPATE AS A KEY PARTNER AND ENABLER IN THE AGENCY S EXPLORATION INITIATIVE, FOCUSING ON SCIENTIFIC RESEARCH OF, ON, AND FROM THE MOON, LUNAR ORBIT, MARS, AND BEYOND. ADVANCE DISCOVERY IN EMERGING FIELDS BY IDENTIFYING AND EXPLOITING CROSS-DISCIPLINARY OPPORTUNITIES BETWEEN TRADITIONAL SCIENCE DISCIPLINES DEVELOP A DIRECTORATE-WIDE, TARGET-USER FOCUSED APPROACH TO APPLIED PROGRAMS, INCLUDING EARTH SCIENCE APPLICATIONS, SPACE WEATHER, PLANETARY DEFENSE, AND SPACE SITUATIONAL AWARENESS | CARNEGIE INSTITUTION OF WASHINGTON | $2,006,812 | NATIONAL AERONAUTICS AND SPACE ADMINISTRATION | NATIONAL AERONAUTICS AND SPACE ADMINISTRATION | — | — | AJ11GENERAL SCIENCE AND TECHNOLOGY R&D SERVICES; GENERAL SCIENCE AND TECHNOLOGY; BASIC RESEARCH | Aug 6, 2025 | Jun 24, 2025 | Jun 23, 2028 | ||
| EXECUTE A BALANCED SCIENCE PROGRAM BASED ON DISCIPLINE-SPECIFIC GUIDANCE FROM THE NATIONAL ACADEMIES OF SCIENCES, ENGINEERING, AND MEDICINE, ADMINISTRATION PRIORITIES, AND DIRECTION FROM CONGRESS. PARTICIPATE AS A KEY PARTNER AND ENABLER IN THE AGENCYS EXPLORATION INITIATIVE, FOCUSING ON SCIENTIFIC RESEARCH OF, ON, AND FROM THE MOON, LUNAR ORBIT, MARS, AND BEYOND. ADVANCE DISCOVERY IN EMERGING FIELDS BY IDENTIFYING AND EXPLOITING CROSS DISCIPLINARY OPPORTUNITIES BETWEEN TRADITIONAL SCIENCE DISCIPLINES DEVELOP A DIRECTORATE-WIDE, TARGET-USER FOCUSED APPROACH TO APPLIED PROGRAMS, INCLUDING EARTH SCIENCE APPLICATIONS, SPACE WEATHER, PLANETARY DEFENSE, AND SPACE SITUATIONAL AWARENESS. | CARNEGIE INSTITUTION OF WASHINGTON | $190,970 | NATIONAL AERONAUTICS AND SPACE ADMINISTRATION | NATIONAL AERONAUTICS AND SPACE ADMINISTRATION | — | — | AJ11GENERAL SCIENCE AND TECHNOLOGY R&D SERVICES; GENERAL SCIENCE AND TECHNOLOGY; BASIC RESEARCH | Aug 5, 2025 | Sep 1, 2025 | Aug 31, 2027 | ||
| WORKSHOP ON INFORMATION, SELECTION, AND EVOLUTION (WISE) | CARNEGIE INSTITUTION OF WASHINGTON | $30,000 | NATIONAL AERONAUTICS AND SPACE ADMINISTRATION | NATIONAL AERONAUTICS AND SPACE ADMINISTRATION | — | — | AJ11GENERAL SCIENCE AND TECHNOLOGY R&D SERVICES; GENERAL SCIENCE AND TECHNOLOGY; BASIC RESEARCH | Nov 7, 2024 | Oct 8, 2024 | Oct 7, 2025 | ||
| ---------- COMMENTS: IT REQUEST STATUS: FALSE | CARNEGIE INSTITUTION OF WASHINGTON | $150,958 | STATE, DEPARTMENT OF | STATE, DEPARTMENT OF | — | 541713Research and Development in Nanotechnology | B530SPECIAL STUDIES/ANALYSIS- SEISMOLOGICAL | Sep 23, 2024 | Sep 30, 2024 | Feb 28, 2026 | ||
| A TWILIGHT SURVEY FOR ASTEROIDS USING DECAM | CARNEGIE INSTITUTION OF WASHINGTON | $188,987 | NATIONAL AERONAUTICS AND SPACE ADMINISTRATION | NATIONAL AERONAUTICS AND SPACE ADMINISTRATION | — | — | AJ11GENERAL SCIENCE AND TECHNOLOGY R&D SERVICES; GENERAL SCIENCE AND TECHNOLOGY; BASIC RESEARCH | Jan 11, 2024 | Feb 1, 2024 | Jan 31, 2027 | ||
| E014042 - QUANTIFYING CLIMATE SENSITIVITIES OF PHOTOSYNTHESIS AND RESPIRATION IN ARCTIC AND BOREAL ECOSYSTEMS FROM TOP-DOWN OBSERVATIONAL CONSTRAINTS | CARNEGIE INSTITUTION OF WASHINGTON | $524,030 | NATIONAL AERONAUTICS AND SPACE ADMINISTRATION | NATIONAL AERONAUTICS AND SPACE ADMINISTRATION | — | — | AJ14GENERAL SCIENCE AND TECHNOLOGY R&D SERVICES; GENERAL SCIENCE AND TECHNOLOGY; R&D ADMINISTRATIVE EXPENSES | Aug 4, 2022 | Oct 1, 2022 | Sep 30, 2026 | ||
| THE CAPTURE OF INCOMING SOLAR RADIATION BY PHOTOSYNTHESIS IS ONE OF THE MOST CRITICAL INPUTS TO THE EARTH SYSTEM AND ONE OF THE MOST DIFFICULT TO MONITOR AND PREDICT ACCURATELY. TRADITIONALLY, THE CHALLENGE HAS BEEN THAT LARGE-SCALE ESTIMATES OF GROSS PRIMARY PRODUCTION (GPP) HAVE BEEN BASED ON MEASUREMENTS OF CARBON DIOXIDE AND THERE IS NO DIRECT WAY TO DIFFERENTIATE BETWEEN THE PHOTOSYNTHETIC CAPTURE AND THE RESPIRATORY RELEASE OF THIS TRACE GAS. IN THE LAST FEW YEARS, IT HAS BECOME CLEAR THAT THE EMERGING SPACEBASED MEASUREMENTS OF SOLAR-INDUCED CHLOROPHYLL FLUORESCENCE (SIF) HAVE THE POTENTIAL TO ENABLE A MAJOR BREAKTHROUGH BECAUSE THEY PROVIDE, FOR THE FIRST TIME, A LARGE-SCALE MEASUREMENT THAT IS UNIQUELY LINKED TO PHOTOSYNTHESIS. THE BASIS OF THIS LINK IS THAT WHEN SOLAR PHOTONS ARE ABSORBED BY THE CHLOROPHYLL PIGMENT, THEY ARE EITHER TRAPPED BY CHEMICAL REACTIONS LINKED TO CARBON DIOXIDE FIXATION, DISSIPATED AS HEAT, OR RE-EMITTED AS FLUORESCENCE. WHILE THIS CREATES A POTENTIALLY POWERFUL OBSERVATIONAL CONSTRAINT, THE CURRENT GENERATION OF PHOTOSYNTHESIS MODELS ARE NOT YET ABLE TO TAKE FULL ADVANTAGE OF IT BECAUSE THEY DO NOT ACCURATELY DEPICT THE PROCESSES THAT LINK LIGHT CAPTURE, CARBON DIOXIDE FIXATION, AND FLUORESCENCE EMISSION. THE OVERALL AIM OF THIS PROPOSAL IS TO DEVELOP A REPRESENTATION OF PHOTOSYNTHESIS WHICH CAPTURES ADVANCES IN PROCESS UNDERSTANDING AND IMPROVES THE SKILL WITH WHICH LAND SURFACE MODELS CAN SIMULATE GPP AND SIF. THE PROPOSED WORK ADDRESSES TWO OBJECTIVES. THE FIRST OBJECTIVE IS TO COMPLETE A NEW LEAF-LEVEL MODEL OF PHOTOSYNTHESIS WITH AN IMPROVED REPRESENTATION OF THE TEMPERATURE RESPONSES OF ELECTRON TRANSPORT, CARBON METABOLISM, AND STOMATAL CONDUCTANCE. PHYSIOLOGICAL EXPERIMENTS WILL BE CONDUCTED WITH AN INSTRUMENT THAT PERMITS PAIRED MEASUREMENTS OF LEAF-LEVEL GAS-EXCHANGE, PULSE AMPLITUDE MODULATED FLUORESCENCE, AND SPECTRALLY RESOLVED FLUORESCENCE AND REFLECTANCE. THE TEMPERATURE RESPONSE FUNCTIONS WILL BE FORMULATED BY IMPLEMENTING THE LEAF-LEVEL MODEL IN AN INVERSION FRAMEWORK WHICH ENABLES DECONVOLUTION OF THE ENVIRONMENTAL, BIOCHEMICAL, AND STRUCTURAL DETERMINANTS OF PHOTOSYNTHETIC PERFORMANCE. THE SECOND OBJECTIVE IS TO DEVELOP A CANOPY-LEVEL MODEL OF PHOTOSYNTHESIS THAT IS CONCEPTUALLY AND QUANTITATIVELY CONSISTENT WITH THE LEAF-LEVEL MODEL. THE DESIGN OF THE CANOPY-LEVEL MODEL WILL BE BASED ON HEMISPHERIC MEASUREMENTS OF SPECTRALLY RESOLVED FLUORESCENCE AND REFLECTANCE THAT ARE PAIRED TO EDDY COVARIANCE MEASUREMENTS OF THE TURBULENT FLUXES. THE CANOPY-LEVEL MODEL WILL BE IMPLEMENTED IN AN INVERSION FRAMEWORK WHICH PERMITS ASSIMILATION OF FLUORESCENCE AND REFLECTANCE MEASUREMENTS, PREDICTION OF THE PHOTOSYNTHETIC CAPACITY OF THE CANOPY WITHIN THE TOWER FOOTPRINT, AND EVALUATION AGAINST THE TURBULENT FLUXES OF HEAT, WATER, AND CARBON DIOXIDE. | CARNEGIE INSTITUTION OF WASHINGTON | $247,501 | NATIONAL AERONAUTICS AND SPACE ADMINISTRATION | NATIONAL AERONAUTICS AND SPACE ADMINISTRATION | — | — | AJ11GENERAL SCIENCE AND TECHNOLOGY R&D SERVICES; GENERAL SCIENCE AND TECHNOLOGY; BASIC RESEARCH | Jul 7, 2021 | Apr 21, 2021 | Jun 30, 2025 | ||
| PROPOSED RESEARCH TARGETS TWO QUESTIONS: (I) HOW DOES LIFE EVOLVE UNDER HIGH-PRESSURE AND ENERGY-LIMITED CONDITIONS? AND (II) WHAT IS THE ROLE OF VIRUS-HOST INTERACTIONS | CARNEGIE INSTITUTION OF WASHINGTON | $749,640 | NATIONAL AERONAUTICS AND SPACE ADMINISTRATION | NATIONAL AERONAUTICS AND SPACE ADMINISTRATION | — | — | AJ11GENERAL SCIENCE AND TECHNOLOGY R&D SERVICES; GENERAL SCIENCE AND TECHNOLOGY; BASIC RESEARCH | Apr 7, 2021 | Jan 15, 2021 | Jan 14, 2027 | ||
| INVESTIGATING THE INFLUENCE OF PARENT BODY AQUEOUS ALTERATION ON THE STABLE ISOTOPIC COMPOSITIONS OF METEORITIC SOLUBLE ORGANIC MATTER | CARNEGIE INSTITUTION OF WASHINGTON | $172,613 | NATIONAL AERONAUTICS AND SPACE ADMINISTRATION | NATIONAL AERONAUTICS AND SPACE ADMINISTRATION | — | — | AJ11GENERAL SCIENCE AND TECHNOLOGY R&D SERVICES; GENERAL SCIENCE AND TECHNOLOGY; BASIC RESEARCH | Mar 2, 2021 | Mar 2, 2021 | Feb 28, 2025 | ||
| EXPERIMENTAL STUDY OF PLANETARY DIFFERENTIATION AND CORE COMPOSITION | CARNEGIE INSTITUTION OF WASHINGTON | $514,894 | NATIONAL AERONAUTICS AND SPACE ADMINISTRATION | NATIONAL AERONAUTICS AND SPACE ADMINISTRATION | — | — | AR21 | Feb 5, 2020 | Apr 1, 2020 | Mar 31, 2025 | ||
| PROPOSED RESEARCH WILL INVESTIGATE ALTERATION PROCESSES AFFECTING THE ISOTOPIC AND ELEMENTAL COMPOSITION OF WATER AND INSOLUBLE ORGANIC MATTER (IOM) IN CHONDRITE PARENT BODIES. SPECIFICALLY, EXPERIMENTS WILL BE CONDUCTED TO CONSTRAIN: (1) THE KINETICS OF MURCHISON IOM MODIFICATION (H/C, N/C) AND IOM-WATER H ISOTOPE EXCHANGE UNDER HYDROTHERMAL CONDITIONS AS A FUNCTION OF PH AND DOWN TO LOWER TEMPERATURES (150-300 OC) THAN IN PREVIOUS STUDIES (2) THE ELEMENTAL/ISOTOPIC RESPONSE OF CR IOM AT SIMILAR HYDROTHERMAL CONDITIONS TO DETERMINE IF ALL C1/2 IOM COULD HAVE A COMMON CR-LIKE PRECURSOR (3) THE KINETICS OF D/H EXCHANGE AT THE MOLECULAR LEVEL OF THE FUNCTIONAL GROUPS IN ANALOG IOM (SYN-IOM) AND (4) THE VARIATION IN O/C AND O ISOTOPE SYSTEMATICS BETWEEN HYDROTHERMALLY ALTERED CHONDRITIC/SYN-IOM AND H2O. THE AIM OF THE PROPOSAL IS TO DEVELOP A DETAILED UNDERSTANDING OF HOW THE ELEMENTAL/ISOTOPIC COMPOSITION AND STRUCTURE OF IOM IN CHONDRITES WAS MODIFIED BY METAMORPHISM AND AQUEOUS ALTERATION IN THE CHONDRITE PARENT BODIES. EXPERIMENTAL RESULTS WILL SHED LIGHT ON THE ISOTOPIC EVOLUTION OF CHONDRITES AFTER ACCRETION, AND THE ORIGINS OF THE H2O AND ORGANICS ACCRETED, THE THERMAL HISTORIES OF AQUEOUSLY ALTERED AND MILDLY METAMORPHOSED CHONDRITES. | CARNEGIE INSTITUTION OF WASHINGTON | $190,592 | NATIONAL AERONAUTICS AND SPACE ADMINISTRATION | NATIONAL AERONAUTICS AND SPACE ADMINISTRATION | — | — | AR21 | Feb 3, 2020 | Apr 1, 2020 | Mar 31, 2025 | ||
| PRESOLAR STARDUST IN THE EARLY SOLAR SYSTEM | CARNEGIE INSTITUTION OF WASHINGTON | $359,487 | NATIONAL AERONAUTICS AND SPACE ADMINISTRATION | NATIONAL AERONAUTICS AND SPACE ADMINISTRATION | — | — | AR21 | Jan 24, 2020 | Jan 17, 2020 | Jul 31, 2022 | ||
| WE PROPOSE TO OBTAIN UV/ X-RAY COVERAGE WITH SWIFT IN ORDER TO CONSTRAIN THE PROPERTIES OF DETECTED FLARES AND THEIR IMPACT ON PLANETARY HABITABILITY, AND DETERMINE HOW STELLAR FLARING EMISSION CORRELATES ACROSS THE ELECTROMAGNETIC SPECTRUM. | CARNEGIE INSTITUTION OF WASHINGTON | $0 | NATIONAL AERONAUTICS AND SPACE ADMINISTRATION | NATIONAL AERONAUTICS AND SPACE ADMINISTRATION | — | — | AR21 | Sep 10, 2019 | Jul 23, 2019 | May 14, 2020 | ||
| SCIENCE GOALS AND OBJECTIVES: NUMEROUS FORMATION THEORIES HAVE BEEN PROPOSED FOR EXOPLANETS WITH RADII BETWEEN THE 1-3 REARTH, THE MOST COMMON IN THE GALAXY WITHIN P<100 DAYS. RECENT OBSERVATIONS OF A RADIUS GAP SUGGEST THESE SMALL PLANETS FALL INTO TWO GROUPS, SUPER-EARTHS AND SUB-NEPTUNES, BUT WHETHER THEY REPRESENT A CONTINUOUS POPULATION SHAPED BY POST-FORMATION PROCESSES OR TWO DISTINCT POPULATIONS THAT FORMED DIFFERENTLY IS STILL UNCLEAR. OUR PROGRAM ON FOLLOWING UP THE EXOPLANETS DISCOVERED BY TESS IN THE SOUTHERN HEMISPHERE WILL ADDRESS THIS ISSUE, SPECIFICALLY BY ANSWERING THREE WELL-DEFINED QUESTIONS: -HOW DO PLANETARY BULK DENSITIES DEPEND ON STELLAR INSOLATION? WHILE THE PERIOD DEPENDENCE OF THE RADIUS GAP IS CONSISTENT WITH VOLATILE ENVELOPE EVAPORATION, THIS PROCESS ALSO DEPENDS ON SURFACE GRAVITY. OBTAINING MASSES FOR PLANETS BETWEEN 1.5 AND 2.5 REARTH AT A RANGE OF INSOLATION FLUXES IS NECESSARY TO TEST IF PHOTOEVAPORATION HAS CAUSED THE OBSERVED GAP, AND WHETHER THE BIMODALITY SEEN IN PLANET RADII EXTENDS TO THE PLANET MASS-RADIUS-INSOLATION FLUX PHASE SPACE. -HOW DO PLANETARY BULK DENSITIES DEPEND ON HOST STAR COMPOSITION? FOR THE ~100 PLANETS SMALLER THAN 3 REARTH WITH MASS AND RADIUS CONSTRAINTS, THERE IS A SPREAD IN MASS AT ANY GIVEN RADIUS THAT IS NOT DUE ENTIRELY TO MEASUREMENT UNCERTAINTY. THIS MAY INDICATE A DIVERSITY IN SOLID INTERIOR COMPOSITION, AND BY PROXY THE HOST STAR COMPOSITION. WE WILL MEASURE AND COMPARE THE DENSITIES OF A LARGER SAMPLE OF SMALL PLANETS TO DETAILED HOST STAR ABUNDANCES TO UNDERSTAND THE ROLE OF COMPOSITION IN THE PLANET MASS-RADIUS RELATIONSHIP. -HOW DO PLANETARY BULK DENSITIES DEPEND ON SYSTEM ARCHITECTURE? HIGH ECCENTRICITIES OF TRANSITING PLANETS AND/OR MUTUAL INCLINATIONS BETWEEN SIBLING PLANETS POINT TOWARDS DYNAMICALLY ACTIVE EVOLUTION, VERSUS IN SITU FORMATION OR SMOOTH DISK MIGRATION. DETERMINING TRANSITING PLANET ECCENTRICITIES, WHETHER THEY HAVE NON-TRANSITING SIBLINGS, AND HOW PLANETARY SYSTEM ARCHITECTURES ARE RELATED TO PLANET BULK DENSITY, WILL HELP DISTINGUISH WHETHER SUPER-EARTHS AND SUB-NEPTUNES HAVE DIFFERENT FORMATION MECHANISMS. METHODOLOGY: WE PROPOSE A COMPREHENSIVE FOLLOW-UP PROGRAM TO GO FROM PLANET CANDIDATES DETECTED IN TESS LIGHT CURVES TO ~30 CONFIRMED AND WELL-CHARACTERIZED PLANETS. OUR CHARACTERIZATION WILL INCLUDE RV-MEASURED MASSES, WITH ~60 RV OBSERVATIONS PER VETTED SYSTEM, HOST STAR ABUNDANCES, AND CONSTRAINTS ON LONGER PERIOD NON-TRANSITING PLANETS. CRITICALLY, WE WILL SELECT OUR SAMPLE WITH A TIME-INVARIANT MERIT FUNCTION FROM WHICH WE CAN ROBUSTLY INFER POPULATION-BASED TRENDS TO ANSWER OUR PROPOSED QUESTIONS. OUR TEAM MEMBERS HAVE ACCESS TO AND EXPERTISE IN USING RESOURCES FOR ALL OF THE REQUIRED STEPS. WE PLAN TO SHARE OUR RV OBSERVING PLANS ON THE TFOP PLATFORM TO FACILITATE COORDINATION AND COLLABORATION WITH OTHER TEAMS. RELEVANCE: THIS PROPOSAL DIRECTLY ADDRESSES THE KEY XRP OBJECTIVES, INCLUDING DETERMINATION OF COMPOSITIONS, DYNAMICS, ...OF [EXO]PLANETS AND CHARACTERIZATION OF OTHER PLANETARY SYSTEMS. OUR INVESTIGATION IS CLOSELY TIED TO THE TESS MISSION AND WILL HELP MAXIMIZE ITS SCIENCE RETURN THROUGH CONFIRMING PLANETS CANDIDATES AND FURTHER CHARACTERIZING THEIR MASSES, HOST STARS, AND NON-TRANSITING SIBLING PLANETS. THIS WORK WILL HELP INFORM THE TARGET SELECTION FOR CURRENT (HST, \TEXTIT{SPITZER}) AND FUTURE (JWST, LUVOIR/HABEX) NASA OBSERVATORIES. | CARNEGIE INSTITUTION OF WASHINGTON | $416,656 | NATIONAL AERONAUTICS AND SPACE ADMINISTRATION | NATIONAL AERONAUTICS AND SPACE ADMINISTRATION | — | — | AR21 | Mar 6, 2019 | Mar 6, 2019 | Feb 19, 2025 | ||
| THE TWO MOST PRIMITIVE SOLAR SYSTEM MATERIALS AVAILABLE ARE CHONDRITE MATRICES (BOTH INTERCHONDRULE MATRIX AND CHONDRULE RIMS) AND CHONDRITIC POROUS INTERPLANETARY DUST PARTICLES (CP IDPS), AND BOTH CONTAIN PRESOLAR CIRCUMSTELLAR GRAINS, D-RICH ORGANIC MATTER, FINE GRAINED CRYSTALLINE SILICATES WITH SIMILAR RANGES OF COMPOSITIONS, AND AMORPHOUS SILICATES. THESE COMMON FEATURES SUGGEST BOTH ARE MIXTURES OF MATERIALS INHERITED FROM THE PRESOLAR MOLECULAR CLOUD AND MATERIALS THAT WERE THERMALLY PROCESSED IN THE NEBULA. DESPITE THESE COMMON FEATURES, THERE IS STILL NO CONSENSUS ABOUT (1) WHETHER MATRIX AND CP IDPS ARE RELATED, (2) HOW THEIR COMPONENTS FORMED, OR (3) WHAT THEY TELL US ABOUT PROCESSES IN THE EARLY SOLAR SYSTEM. IN THE TWO-COMPONENT MODEL, MATRIX IS DOMINATED BY CI-LIKE MATERIAL. MODEST CONTRIBUTIONS FROM CHONDRULES AND INCLUSIONS, ALONG WITH PARENT BODY MODIFICATION, EXPLAIN NON-CI-LIKE BULK MATRIX COMPOSITIONS. THE HIGHER ABUNDANCES OF PRESOLAR GRAINS AND ORGANICS IN MANY CP IDPS INDICATE LOWER CONTRIBUTIONS FROM THE THERMALLY PROCESSED MATERIAL, CONSISTENT WITH COMETARY ORIGINS. NEVERTHELESS, FOR THE THERMALLY PROCESSED MATERIAL TO BE SO WIDESPREAD PROBABLY REQUIRES THAT IT FORMED VERY EARLY WHEN RADIAL DISK TRANSPORT WAS MOST VIGOROUS. THE ALTERNATIVE MODEL IS THAT MATRIX IS THE COMPLEMENT TO CHONDRULES, IN WHICH CASE THE PRESOLAR GRAINS, ORGANIC MATTER, ETC. WERE ADDED TO MATRIX LATE IN A MINOR PRIMITIVE COMPONENT. COMPLEMENTARITY HAS FAR REACHING CONSEQUENCES AS IT SUGGESTS THAT CHONDRULES AND MATRIX FORMED IN CLOSE PROXIMITY AND WERE NOT LATER EFFICIENTLY FRACTIONATED FROM ONE ANOTHER DESPITE THEIR VERY DIFFERENT GRAIN SIZES. IT IS AN ARGUMENT AGAINST THE X-WIND MODEL AND ANY OTHER GRAIN SIZE SENSITIVE PROCESSES SUCH AS FORMING AND/OR TRANSPORTING CHONDRULES IN DISK WINDS OR PLANETESIMAL FORMATION BY PEBBLE ACCRETION OR THE STREAMING INSTABILITY. THESE TWO MODELS RESULT IN FUNDAMENTALLY DIFFERENT VIEWS OF THERMAL PROCESSING AND TRANSPORT IN THE NEBULA, AS WELL AS ACCRETION OF PLANETESIMALS. IT IS THE AIM OF THIS PROPOSAL TO TRY TO TEST BOTH MODELS BY COMBINING FOCUSED ION BEAM (FIB) AND ELECTRON MICROSCOPY TECHNIQUES IN WAYS THAT MINIMIZE THE POTENTIAL FOR OPERATOR OR ANALYTICAL BIAS, AS WELL AS PROVIDE CHECKS FOR THE ACCURACY AND SELFCONSISTENCY OUR PROTOCOLS. (I) WE WILL USE POINT COUNTING AND QUANTITATIVE ELEMENTAL ANALYSIS IN THE ELECTRON MICROPROBE TO DETERMINE THE ABUNDANCES AND BULK COMPOSITIONS OF: (A) CHONDRULES, (B) ISOLATED METAL, SULFIDE AND SILICATE GRAINS (>10 UM), (C) INTERCHONDRULE MATRIX, (D) CHONDRULE RIMS, AND (D) REFRACTORY INCLUSIONS. TO MINIMIZE THE INFLUENCE OF PARENT BODY ALTERATION, WE WILL ONLY ANALYZE THE MOST PRIMITIVE CHONDRITES AVAILABLE. A FIRST ORDER CHECK OF THIS APPROACH WILL BE TO COMBINE ALL THE COMPONENTS IN EACH METEORITE AND COMPARE THE ESTIMATED BULK COMPOSITIONS TO THE BULK COMPOSITIONS FOR THEIR GROUPS FROM THE LITERATURE. (II) WE WILL FOLLOW THIS UP WITH HIGH SPATIAL RESOLUTION SEM STUDIES OF THE MOST PRIMITIVE MATRIX AREAS TO DETERMINE THE ABUNDANCES AND COMPOSITIONS OF MINERAL GRAINS>1 UM. THESE DATA WILL BE USED TO ESTIMATE THE CONTRIBUTIONS OF CHONDRULES AND INCLUSIONS TO MATRIX, AS WELL AS TO SEARCH FOR GRAINS THAT ARE UNRELATED TO CHONDRULES AND INCLUSIONS. (III) WE WILL USE SEM-STEM AND TEM TECHNIQUES TO ANALYZE FIB SECTIONS FROM THESE MATRIX AREAS TO DETERMINE: (A) THE BULK COMPOSITIONS OF THE FIB SECTIONS FOR COMPARISON WITH THE MATRIX COMPOSITIONS DETERMINED BY EMPA, AND (B) THE COMPOSITIONS, MICROSTRUCTURES AND ABUNDANCES OF MINERALS AND AMORPHOUS MATERIAL>100 NM ACROSS (THICKNESS OF SECTIONS) FOR COMPARISON WITH CHONDRULES, INCLUSIONS AND CP IDPS. WE WILL USE EXACTLY THE SAME TECHNIQUES TO ANALYZE FIB SECTIONS OF CP IDPS SO THAT WE CAN MAKE DIRECT COMPARISONS. ARMED WITH THIS DATA, WE WILL COMPARE THE COMPOSITIONS AND MICROSTRUCTURES OF MATRIX AND ITS COMPONENTS TO THE EXPECTATIONS OF THE TWO-COMPONENT AND COMPLEMENTARITY MODELS. | CARNEGIE INSTITUTION OF WASHINGTON | $318,241 | NATIONAL AERONAUTICS AND SPACE ADMINISTRATION | NATIONAL AERONAUTICS AND SPACE ADMINISTRATION | — | — | AR21 | Mar 29, 2018 | Mar 6, 2018 | Mar 5, 2024 | ||
| THE ABUNDANCES AND ISOTOPIC COMPOSITION OF HYDROGEN IN GLASSES&MINERALS FROM CHONDRULES AND CAIS CAN POTENTIALLY PROVIDE INFORMATION ON THE IMMEDIATE ENVIRONMENT IN WHICH THEY FORMED AND/OR SUBSEQUENT MODIFICATION IN THEIR PARENT BODIES. IN THE INNER SOLAR SYSTEM, END MEMBER VOLATILE SOURCES INCLUDE THE SOLAR NEBULA GAS AND WATER ICE; THESE TWO SOURCES HAVE D/H RATIOS THAT DIFFER BY UP TO AN ORDER OF MAGNITUDE, AND ARE ALSO CHARACTERIZED BY VERY DIFFERENT O ISOTOPE COMPOSITIONS. ADDITIONALLY, COUPLED DATA ON DEGREE OF HYDRATION AND O ISOTOPE COMPOSITIONS OF CHONDRULES AND CAIS CAN POTENTIALLY IDENTIFY OPEN-SYSTEM BEHAVIOR IN PHASES THAT ARE USED FOR AL-MG, PB-PB, SM-ND AND HF-W CHRONOMETRY. OBJECTIVES: WE WILL EXAMINE CHONDRULES AND CAIS IN THE MOST PRIMITIVE (I.E., THE LEAST METAMORPHOSED AND AQUEOUSLY ALTERED) CO, CM, CR AND CV CARBONACEOUS CHONDRITES, AND THE ORDINARY CHONDRITES SEMARKONA, AND MET00526, TO DETERMINE IF THEY (A) PRESERVE EVIDENCE FOR VOLATILES INCORPORATED FROM THE SOLAR NEBULA, POTENTIALLY RECORDING THE PARTIAL PRESSURE OF HYDROGEN DURING THEIR FORMATION; AND (B) RECORD OPEN-SYSTEM BEHAVIOR FOR H, O IN THEIR PARENT BODIES. NEBULAR SIGNATURES CAN BE OVERPRINTED BY LATER INTERACTIONS WITH LOW-TEMPERATURE, H2O-RICH FLUIDS IN CHONDRITE PARENT BODIES, ACCOMPANIED BY HYDRATION AND FORMATION OF MOLECULAR H2O IN GLASS THAT IS FAR IN EXCESS OF THE H2O/OH RATIO TYPICAL OF QUENCHED HIGH-TEMPERATURE MELTS. THIS EXCESS MOLECULAR H2O IS READILY OBSERVED BY FTIR (SO MUCH SO THAT IT HAS FORMED THE FOUNDATION OF AN H2O-DIFFUSION-BASED DATING METHOD FOR OBSIDIAN TOOLS IN ARCHAEOLOGY). WE WILL USE SEM, EPMA, SIMS, FTIR AND RAMAN SPECTROSCOPY TO FOCUS ON DOCUMENTING THE RELATIONSHIP BETWEEN CONCENTRATIONS AND ISOTOPIC COMPOSITIONS OF H AND O IN CHONDRULES AND CAIS, AND THE H2O/OH RATIO IN CHONDRULE GLASSES, IN THE LEAST ALTERED AND METAMORPHOSED CHONDRITES, IN ORDER TO DETERMINE THE SOURCES OF HYDROGEN PRESENT IN THE EARLIEST INNER SOLAR SYSTEM. OUR ULTIMATE AIM IS THE DETECTION OF NEBULAR H IN CHONDRULES AND/OR CAIS. THIS WILL BE CHALLENGING AS NOT ONLY DO WE EXPECT CONCENTRATIONS TO BE LOW (THOUGH LIKELY WITHIN THE SIMS DETECTION LIMITS OF OUR ~0.1 PPM), BUT WE MUST ALSO EXCLUDE THE POTENTIAL OVERPRINTING BY THERMAL METAMORPHISM AND/OR AQUEOUS ALTERATION. THIS STUDY WILL PROVIDE CONSTRAINTS ON THE VARIOUS MODELS THAT EXIST TO EXPLAIN CHONDRULE AND CAI FORMATION, AND THE SOURCES OF ALTERING FLUIDS AND THE MECHANISMS OF FLUID-ROCK INTERACTION IN THE CHONDRITES. IN PAST WORK, WE HAVE DEMONSTRATED A UNIQUE ABILITY TO DETECT VERY LOW LEVELS OF HYDROGEN SILICATE MINERALS AND GLASSES BY SIMS, WITH DETECTION LIMITS BETTER THAN 0.1 PPM. ADDITIONALLY, OUR PRIOR WORK ON LUNAR VOLCANIC GLASSES AND MELT INCLUSIONS HAS DEMONSTRATED THAT WE CAN OBTAIN RELIABLE DATA ON H ISOTOPES AT TOTAL H CONCENTRATIONS<0.6 PPM (5.4 PPM H2O), AND SPATIALLY-RESOLVED ANALYSES OF HYDROGEN ISOTOPES AT THE MICRON SCALE OBTAINED BY SCANNING ION IMAGING SIMS. WE ARE THUS IN THE BEST POSSIBLE POSITION TO ADDRESS THE PROBLEM OF IDENTIFYING AND CHARACTERIZING THE VOLATILE SIGNATURES OF THE HIGH-TEMPERATURE COMPONENTS IN CARBONACEOUS CHONDRITES. RELEVANCE: THIS STUDY WILL ADDRESS SEVERAL OBJECTIVES OF THE EMERGING WORLDS PROGRAM, INCLUDING: (1) PROTOPLANETARY DISK FORMATION AND EVOLUTION, (2) NEBULAR TRANSPORT MECHANISMS, (3) LARGE-SCALE CHEMICAL AND ISOTOPIC FRACTIONATION PROCESSES, (4) CHEMICAL PROCESSING OF GAS, DUST AND ICE, (5) THE CHEMICAL PROPERTIES OF ANCIENT MATERIALS (CAIS, CHONDRULES), (6) EARLY THERMAL AND CHEMICAL PROCESSES OCCURRING ON SMALL BODIES, AND (7) PROCESSES THAT OCCUR ON SOLAR-SYSTEM BODIES DURING THE PERIOD OF GLOBAL DIFFERENTIATION. THE PROJECT WILL SUPPORT A POSTDOC AT THE CARNEGIE INSTITUTION OF WASHINGTON AND PROVIDE ANALYTICAL SUPPORT FOR A GRADUATE STUDENT AT NORTHWESTERN UNIVERSITY. | CARNEGIE INSTITUTION OF WASHINGTON | $541,000 | NATIONAL AERONAUTICS AND SPACE ADMINISTRATION | NATIONAL AERONAUTICS AND SPACE ADMINISTRATION | — | — | AR21 | Mar 21, 2018 | Mar 6, 2018 | Mar 5, 2023 | ||
| WE PROPOSE TO PERFORM SIMULTANEOUS PRECISE RADIAL VELOCITY (RV) OBSERVATIONS WITH K2 CAMPAIGN 16 (C16) TO UNDERSTAND AND CHARACTERIZE STELLAR JITTER. WE REQUEST SHORT CADENCE DATA ON FIVE CAREFULLY SELECTED STARS, INCLUDING THE BRIGHTEST M DWARF IN C16 FIELD, A SOLAR ANALOG, AND THREE BRIGHT G/K SUBGIANTS. WE ALSO REQUEST LONG CADENCE DATA ON THE NEXT THREE BRIGHTEST K OR M DWARFS IN THE C16 FIELD. OUR CAMPAIGN INCLUDES SEVERAL PRECISE RV INSTRUMENTS AROUND THE GLOBE, INCLUDING APF, SONG, MINERVA, PARAS, AND POTENTIALLY ALSO KECK/HIRES AND IRTF/ISHELL, REPRESENTING THE FIRST ORGANIZED, EXTENSIVE, SIMULTANEOUS RV CAMPAIGN WITH SPACE PHOTOMETRY. OUR PRIMARY SCIENCE GOAL IS TO CHARACTERIZE AND UNDERSTAND STELLAR ACTIVITY INDUCED RV SIGNALS (STELLAR JITTER), WHICH IS THE LARGEST TERM IN RV ERROR BUDGET. MITIGATING STELLAR JITTER IS CRUCIAL FOR SEARCHING FOR EARTH ANALOGS AND ALSO BUILDING UP A LARGE SAMPLE OF SMALL PLANETS WITH VARIOUS ORBITAL PERIODS. THIS RV+K2 CAMPAIGN WILL PROVIDE THE COMMUNITY WITH AN UNPRECEDENTED DATASET OF RV SPECTRA AND PRECISE PHOTOMETRY TO STUDY STELLAR JITTER ON A BROAD RANGE OF TIME SCALES, FROM MINUTES TO 80 DAYS. WE WILL GATHER THE FIRST EVER RV+PHOTOMETRY DATASET AIMING AT CHARACTERIZING STELLAR GRANULATION, THE MOST POORLY UNDERSTOOD TERM AMONG ALL ASTROPHYSICAL SOURCES OF STELLAR JITTER. THIS PROJECT WILL ALSO ENABLE THE FIRST ASTEROSEISMIC STUDIES WITH SIMULTANEOUS PRECISE RVS AND PHOTOMETRY, WHILE SEARCHING FOR PLANETS IN THE BRIGHTEST NEARBY G TO M DWARFS IN THE FIELD. THIS PROJECT ADDS TO THE SCIENCE RETURNS OF KEPLER/K2 IN A UNIQUE WAY BY CAPITALIZING THE SIMULTANEOUS OBSERVING CAPABILITY ENABLED IN C16. WE MAXIMIZE THE EFFICIENCY OF SUCH SIMULTANEOUS OBSERVING EFFORTS BY GROUPING TOGETHER A TEAM OF RV FACILITIES AND EXPERTS AROUND THE WORLD. THE EXPERIENCE AND OUTCOME OF THIS RV+K2 CAMPAIGN WILL BE INVALUABLE FOR GROUND-BASED RV COMMUNITY IN TANDEM WITH THE UPCOMING TESS MISSION. | CARNEGIE INSTITUTION OF WASHINGTON | $19,200 | NATIONAL AERONAUTICS AND SPACE ADMINISTRATION | NATIONAL AERONAUTICS AND SPACE ADMINISTRATION | — | — | AR21 | Jan 22, 2018 | Jan 11, 2018 | Jan 8, 2021 | ||
| WE PROPOSE TO EXTEND OUR REGIONAL MODELING FOR THE CARBON MONITORING SYSTEM (CMS) TO ESTIMATE NORTH AMERICAN CO2 FLUXES THROUGH MID-2018 IN ORDER TO TAKE ADVANTAGE OF NEW DATASETS WITH A FOCUS ON IMPROVING UNCERTAINTY QUANTIFICATION. CARBONTRACKER- LAGRANGE (CT-LAGRANGE) IS A HIGH-RESOLUTION REGIONAL INVERSE MODELING FRAMEWORK USED TO QUANTIFY CO2 FLUXES ON REGIONAL-TOCONTINENTAL SCALES THAT WAS ORIGINALLY DEVELOPED TO ANALYZE IN SITU MEASUREMENTS FROM THE NORTH AMERICAN CARBON PROGRAM. UNDER PREVIOUS CMS-FUNDED EFFORTS WE HAVE ADDED FOOTPRINTS (SURFACE INFLUENCE FUNCTIONS) FOR NASA REMOTE SENSING DATASETS INCLUDING ACOS-GOSAT, TCCON, AND OCO-2, AND WE HAVE DEVELOPED STRATEGIES TO INVESTIGATE CONSISTENCY AMONG IN SITU AND REMOTE SENSING DATASETS AND FOR COMBINING IN SITU AND REMOTE SENSING DATA FOR FLUX ESTIMATION. FOOTPRINTS (SURFACE INFLUENCE FUNCTIONS) FOR OVER 5 MILLION GROUND-BASED, AIRBORNE, AND SATELLITE MEASUREMENTS HAVE BEEN COMPUTED AND MADE FREELY AVAILABLE TO THE RESEARCH COMMUNITY. HERE WE PROPOSE TO: (1) ESTIMATE NORTH AMERICAN FLUXES USING THE FIRST FEW YEARS OF OCO-2 DATA BY EXTENDING THE CT-LAGRANGE FOOTPRINT LIBRARY, (2) INVESTIGATE ERRORS IN ESTIMATED FLUXES, WITH PARTICULAR ATTENTION TO ERRORS IN SIMULATED ATMOSPHERIC TRANSPORT BY LEVERAGING INDEPENDENT DATA AND MODELING ACTIVITIES FROM THE NASA ATMOSPHERIC CARBON AND TRANSPORT AMERICA (ACT-AMERICA) AND (3) CONDUCT A SET OF CONTINENTAL-SCALE OBSERVATION SYSTEM SIMULATION EXPERIMENTS IN PREPARATION FOR ANALYSIS OF DATA FROM THE NEWLY ANNOUNCED GEOSTATIONARY CARBON CYCLE OBSERVATORY (GEOCARB) MISSION. OUR PROJECT WILL MAKE EXTENSIVE USE OF NASA ASSETS, INCLUDING OCO-2 AND TCCON XCO 2, AND SOLAR-INDUCED CHLOROPHYLL FLUORESCENCE RETRIEVALS FROM OCO-2 AND ESA S GOME-2. WE WILL ALSO USE AND EVALUATE NASA MODEL PRODUCTS (E.G., MERRA TRANSPORT FIELDS AND CMS FLUX PRODUCTS), THUS STRENGTHENING LINKS BETWEEN CMS AND NOAA S CARBONTRACKER EFFORT AND SUPPORTING THE DEVELOPMENT OF AN INTEGRATED CARBON MONITORING SYSTEM. THE PROPOSED WORK WILL FURTHER DEVELOP STRATEGIES FOR INCORPORATING DIVERSE CO2 OBSERVATIONS INTO CMS FLUX PRODUCTS AND FOR QUANTIFYING FLUXES AND THEIR UNCERTAINTIES AT SCALES RELEVANT FOR UNDERSTANDING CARBON CYCLE PROCESSES AND FOR MONITORING, REPORTING AND VERIFICATION (MRV). | CARNEGIE INSTITUTION OF WASHINGTON | $180,198 | NATIONAL AERONAUTICS AND SPACE ADMINISTRATION | NATIONAL AERONAUTICS AND SPACE ADMINISTRATION | — | — | AR21 | Nov 8, 2017 | Oct 30, 2017 | Oct 29, 2022 | ||
| WE REQUEST FUNDING FROM NASA'S ASTROBIOLOGY PROGRAM FOR PARTIAL SUPPORT OF THE "4-D WORKSHOP" (DEEP-TIME DATA-DRIVEN DISCOVERY AND THE EVOLUTION OF EARTH) TO BE HELD AT THE CARNEGIE INSTITUTION OF WASHINGTON DC IN THE SPRING OF 2018. THE BALANCE OF THE FUNDING WILL BE PROVIDED BY THE SLOAN FOUNDATION AND OTHER NON-NASA ENTITIES. THE SUBJECT MATTER OF THE WORKSHOP IS THE ANALYSIS, QUANTIFICATION AND VISUALIZATION OF EARTH HISTORY AS A SYSTEM OF PATTERNED COEVOLVING NETWORKS. THE PRIMARY ACTIVITY OF THIS PROPOSED PROJECT IS TO CONVENE AN HISTORIC INTERNATIONAL GATHERING THAT WILL FOCUS ON THE NEEDS AND OPPORTUNITIES REPRESENTED BY DATA-DRIVEN DISCOVERY IN THE INTEGRATED EARTH, SPACE, AND LIFE SCIENCES. THE WORKSHOP WILL COMPRISE 120 SCIENTISTS REPRESENTING A DIVERSE POPULATION IN TERMS OF DISCIPLINE, SECTOR OF EMPLOYMENT, STAGE OF CAREER, GENDER, AND CULTURAL AND ETHNIC BACKGROUNDS - RESEARCHERS WHO SHARE A COMMITMENT TO APPLYING THE METHODS OF DATA CURATION, ANALYSIS, AND VISUALIZATION TO PROBLEMS RELATED TO THE ORIGINS AND EVOLUTION OF PLANETARY GEOSPHERES AND BIOSPHERES. ADDITIONAL ACTIVITIES INCLUDE: (1) WRITING AND DISTRIBUTING A PERSUASIVE WHITE PAPER ON NEEDS AND OPPORTUNITIES IN DATA-DRIVEN DISCOVERY; (2) PROMOTING A BROAD AND INTERDISCIPLINARY PERSPECTIVE AMONG ATTENDEES IN A RANGE OF RELEVANT DISCIPLINES; AND (3) FORMING AND NURTURING PRODUCTIVE RESEARCH COLLABORATION NETWORKS AMONG THE 4-D WORKSHOP PARTICIPANTS AND BEYOND. THE THEMES AND CORE VALUES OF THE 4-D WORKSHOP REFLECT THE GOALS, OBJECTIVES AND SPECIFIC OUTCOMES IDENTIFIED IN ASTROBIOLOGY: EXOBIOLOGY AND EVOLUTIONARY BIOLOGY, INCLUDING PREBIOTIC EVOLUTION, EARLY EVOLUTION OF LIFE AND THE BIOSPHERE, EVOLUTION OF ADVANCED LIFE, LARGE SCALE ENVIRONMENTAL CHANGE AND MACRO-EVOLUTION, AND BIOSIGNATURES. | CARNEGIE INSTITUTION OF WASHINGTON | $50,000 | NATIONAL AERONAUTICS AND SPACE ADMINISTRATION | NATIONAL AERONAUTICS AND SPACE ADMINISTRATION | — | — | AR21 | Sep 22, 2017 | Apr 2, 2018 | Aug 1, 2018 | ||
| THIS PROPOSAL OUTLINES A 16 MONTH EXTENSION TO A PROJECT FUNDED THROUGH THE 2011 SCIENCE TEAM FOR THE OCO-2 MISSION CALL. THAT PROJECT IS SCHEDULED TO END IN NOVEMBER 2015, BUT WILL BE EXTENDED THROUGH NOVEMBER 2016. THE WORK OUTLINED HERE EXTENDS THAT PROJECT BY 16 MONTHS, TO BRING THE TIMING OF THE PROJECT IN LINE WITH THE CURRENT FUNDING CYCLE. THE WORK FUNDED THROUGH THE 2011 CALL WILL EXPAND THREE EXISTING PROJECTS, TWO OF WHICH ARE FUNDED BY NASA, TO PLAN FOR, AND INGEST, INITIAL DATA FROM OCO-2. THE THREE ONGOING PROJECTS INVOLVE (I) THE DEVELOPMENT OF LEVEL 3 MAPPING TOOLS THAT WILL MAKE IT POSSIBLE TO CREATE FULL COVERAGE MAPS OF XCO2 AT HIGH SPATIOTEMPORAL RESOLUTION WITH A RIGOROUS ASSESSMENT OF THE ASSOCIATED UNCERTAINTIES, (II) THE DEVELOPMENT OF DATA ASSIMILATION TOOLS FOR NORTH AMERICA (NA) AND THE ASSESSMENT OF THE INCREMENTAL VALUE OF OCO-2 OBSERVATIONS FOR CONSTRAINING THE NA CARBON BALANCE, AND (III) THE DEVELOPMENT OF A GLOBAL, NEAR-REAL-TIME DATA ASSIMILATION SYSTEM WITH AUTOMATED DATA INGESTION AND ANOMALY DETECTION THAT WILL BE EXTENDED TO INGEST OCO-2 DATA. THE WORK PLAN FOR THE EXISTING PROJECT ENDS WITH AN EXPLORATION OF INITIAL XCO2 DATA FROM OCO-2. DURING THE 16 MONTH EXTENSION, WE PROPOSE (1) TO CREATE AND ITERATIVELY UPDATE (AS THE RETRIEVAL ALGORITHM IS UPDATED) GLOBAL MAPS OF XCO2 FOR THE FIRST TWO YEARS OF THE MISSION, OR MORE AS DATA AVAILABILITY PERMITS, (2) APPLY THE DEVELOPED COVARIANCE QUANTIFICATION AND MAPPING TOOLS TO SOLAR INDUCED FLUORESCENCE (SIF) DATA FROM OCO-2, AND CREATE AND ITERATIVELY UPDATE GLOBAL MAPS OF SIF FOR THE FIRST TWO YEARS OF THE MISSION, OR MORE AS DATA AVAILABILITY PERMITS, AND (3) INGEST THE INITIAL TWO YEARS OF XCO2 DATA FROM OCO-2 INTO THE GLOBAL DATA ASSIMILATION SYSTEM TO OBTAIN GLOBAL ESTIMATES OF CO2 FLUXES BASED ON OCO-2 DATA. TOGETHER, THE EXTENDED SCOPE OF THE PROJECT WILL CONTRIBUTE DIRECTLY TO FOUR OF THE TASKS LISTED IN THE CALL FOR PROPOSALS. NAMELY, THIS WORK WILL CONTRIBUTE TO VALIDATION STRATEGIES FOR LEVEL 2 PRODUCTS, PERFORMING FLUX INVERSION ANALYSIS USING OCO-2 DATA, ANALYZING OBSERVING STRATEGIES FOR QUANTIFICATION OF BOTH SINKS AND DISCRETE SOURCES, AND NEW RESEARCH AND INNOVATIVE ANALYSES USING DATA FROM OCO-2. | CARNEGIE INSTITUTION OF WASHINGTON | $167,784 | NATIONAL AERONAUTICS AND SPACE ADMINISTRATION | NATIONAL AERONAUTICS AND SPACE ADMINISTRATION | — | — | AR21 | Aug 21, 2017 | Nov 15, 2017 | Nov 14, 2021 | ||
| IGF::OT::IGF NON-PERSONAL SERVICES FOR SUPPORT OF A JOINT NOAA-NASA EFFORT ON REMOTE SENSING MEASUREMENTS. | CARNEGIE INSTITUTION OF WASHINGTON | $63,419 | NATIONAL OCEANIC AND ATMOSPHERIC ADMINISTRATION | NATIONAL OCEANIC AND ATMOSPHERIC ADMINISTRATION | — | 541712 | D308 | Jul 20, 2017 | Jul 20, 2017 | Sep 30, 2018 | ||
| THE NASA GALAXY EVOLUTION EXPLORER (GALEX) MISSION PROVIDED A VAST WEALTH OF ULTRAVIOLET IMAGING DATA. THE ARCHIVAL DATA WILL BE A LEGACY THAT WILL BE UTILIZED FOR DECADES TO COME. HOWEVER, THE NATURE OF THE MANY VARIED SURVEYS GALEX COMPLETED, AND IN PARTICULAR THE HEAVY OVERLAP WITHIN AND BETWEEN THE SURVEYS, MAKES IT PARAMOUNT TO PROVIDE UNIQUE, VETTED, UNIFORM SOURCE CATALOGS SUPPORTED BY CORRESPONDING FOOTPRINT, EXPOSURE TIME, AND ARTIFACT MAPS. THE GALEX CATALOG (GCAT) PROJECT HAS DONE THIS FOR ALL GALEX DATA UP TO THE PENULTIMATE GR6 DATA RELEASE WITH THE GALEX ALL-SKY SOURCE CATALOG (GASC) AND THE GALEX MEDIUM SOURCE CATALOG (GMSC). THESE CATALOGS ARE UNIQUE SOURCE CATALOGS OF 40 MILLION OBJECTS IN 26,000 SQUARE DEGREES (GASC, AB MAG<21) AND 22 MILLION SOURCES IN 5,000 SQUARE DEGREES (GMSC, AB MAG<23). THEY ARE WIDELY USED IN THE MAJOR NASA DATA ARCHIVES THE NASA/IPAC EXTRA-GALACTIC DATABASE (NED) AND THE MIKULSKI ARCHIVE FOR SPACE TELESCOPES (MAST, THE OFFICIAL GALEX ARCHIVE). HOWEVER, THE GALEX MISSION EXTENDED BEYOND THE GR6 DATA RELEASE. AN EXTENDED MISSION, PARTIALLY PRIVATELY FUNDED, IMAGED AN ADDITION 5,300 SQUARE DEGREES OF THE SKY. THIS IS REFERRED TO AS THE GR7 SUPPLEMENT TO GR6. WE PROPOSE A MODEST PROGRAM TO INCLUDE THE INCREMENTAL GR7 DATA AS A SUPPLEMENT TO THE GCAT PRODUCTS. WE HAVE DETERMINED THAT THIS WILL ADD 1,200 SQUARE DEGREES OF NEW FOOTPRINT AREA TO THE GCAT AND ADD 5.3 MILLION NEW SOURCES TO THE GASC AND 1.8 MILLION NEW SOURCES TO THE GASC. THIS CONSTITUTES A SIGNIFICANT 24% INCREASE TO THE GMSC. SUPPLEMENTING THE GCAT WITH GR7 INCREMENTAL DATA WILL ENHANCE THE LEGACY OF THE GALEX MISSION BY ENABLING ITS DISSEMINATION AND WIDEST POSSIBLE USE. | CARNEGIE INSTITUTION OF WASHINGTON | $83,943 | NATIONAL AERONAUTICS AND SPACE ADMINISTRATION | NATIONAL AERONAUTICS AND SPACE ADMINISTRATION | — | — | AR21 | Feb 22, 2017 | Jan 31, 2017 | Jan 30, 2018 |