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Federal
Hipparcos Main Catalog
National Aeronautics and Space Administration —
The Hipparcos and Tycho Catalogues are the primary products of the European Space Agency's astrometric mission, Hipparcos. The satellite, which operated for four... -
Federal
Tycho-2 Catalog of the 2.5 Million Brightest Stars
National Aeronautics and Space Administration —
The Hipparcos and Tycho catalogs are the primary products of the European Space Agency's astrometric mission, Hipparcos. The satellite, which operated for four years,... -
Federal
BARREL 1J X-ray Spectrometer (FSPC) Bremsstrahlung X-ray Spectrum Fast Time Resolution, Level 2, 0.05 s Data
National Aeronautics and Space Administration —
FSPC: Four channels of fast time resolution, 50 ms, Bremsstrahlung X-ray spectra detected with a NaI Scintillator. Each channel is separated in its own variable:... -
Federal
BARREL 4F Rate Counter (RCNT) NaI Scintillator Diagnostics, Level 2, 4 s Data
National Aeronautics and Space Administration —
This data product consists of measurements from rate counters. The rate count data are diagnostic fields, have uncalibrated energy ranges, and wrap near or above... -
Federal
Bacillus subtilis spores PROTECT experiment Space-exposed and Mars-exposed vs. Earth-control
National Aeronautics and Space Administration —
Because of their ubiquity and resistance to spacecraft decontamination bacterial spores are considered likely potential forward contaminants on robotic missions to... -
Federal
BARREL 2Q Ephemeris (EPHM) Geographic and Magnetic Coordinates, Level 2, 4 s Data
National Aeronautics and Space Administration —
Geographic and Magnetic Coordinates: The ephemeris data products, which include the balloon epoch time, latitude, longitude, and altitude, are each returned from the... -
Federal
Sentinel-5P TROPOMI Near-Real-Time (NRT) Total Ozone Column 1-Orbit L2 5.5km x 3.5km V2 (S5P_L2__O3_TOT_HiR_NRT) at GES DISC
National Aeronautics and Space Administration —
The Sentinel-5P TROPOMI Near Real Time (NRT) Total Ozone Column 1-Orbit L2 5.5km x 3.5km V2 (S5P_L2__O3_TOT_HiR_NRT) at GES DISC is the near real time version of the... -
Federal
BARREL 3E X-ray Spectrometer (FSPC) Bremsstrahlung X-ray Spectrum Fast Time Resolution, Level 2, 0.05 s Data
National Aeronautics and Space Administration —
FSPC: Six channels of fast time resolution, 50 ms, Bremsstrahlung X-ray spectra detected with a NaI Scintillator. Each channel is separated in its own variable:... -
Federal
BARREL 3G X-ray Spectrometer (SSPC) Bremsstrahlung X-ray Spectrum Slow Time Resolution, Level 2, 32 s Data
National Aeronautics and Space Administration —
SSPC: 256 channels of slow time resolution, 32 s, Bremsstrahlung X-ray spectra detected with a NaI Scintillator. The nominal energy range covered by the 256 channels... -
Federal
LPJ-EOSIM L2 Global Simulated Monthly Wetland Methane Flux Low Latency V001
National Aeronautics and Space Administration —
The Lund-Potsdam-Jena Earth Observation SIMulator (LPJ-EOSIM) model estimates global wetland methane (CH4) emissions using simulated wetland extent and... -
Federal
BARREL 1B Ephemeris (EPHM) Geographic and Magnetic Coordinates, Level 2, 4 s Data
National Aeronautics and Space Administration —
Geographic and Magnetic Coordinates: The ephemeris data products, which include the balloon epoch time, latitude, longitude, and altitude, are each returned from the... -
Federal
BARREL 2N X-ray Spectrometer (MSPC) Bremsstrahlung X-ray Spectrum Medium Time Resolution, Level 2, 4 s Data
National Aeronautics and Space Administration —
MSPC: 48 channels of medium time resolution, 4 s, Bremsstrahlung X-ray spectra detected with a NaI Scintillator. The nominal energy range covered by the 48 channels... -
Federal
BARREL 2K Rate Counter (RCNT) NaI Scintillator Diagnostics, Level 2, 4 s Data
National Aeronautics and Space Administration —
This data product consists of measurements from rate counters. The rate count data are diagnostic fields, have uncalibrated energy ranges, and wrap near or above... -
Federal
Country-Level Population and Downscaled Projections Based on the SRES A1, B1, and A2 Scenarios, 1990-2100
National Aeronautics and Space Administration —
The Country-Level Population and Downscaled Projections Based on Special Report on Emissions Scenarios (SRES) A1, B1, and A2 Scenarios, 1990-2100, were adopted in... -
Federal
HESS (High Energy Stereoscopic System) Source Catalog
National Aeronautics and Space Administration —
H.E.S.S. is a system of Imaging Atmospheric Cherenkov Telescopes for the investigation of cosmic gamma rays in the 100 GeV energy range. The name H.E.S.S. stands for... -
Federal
MEaSUREs Annual Antarctic Ice Velocity Maps V001
National Aeronautics and Space Administration —
This data set, part of the NASA Making Earth System Data Records for Use in Research Environments (MEaSUREs) program, provides annual maps of Antarctic ice velocity.... -
Federal
HAQAST Sentinel-5P TROPOMI Nitrogen Dioxide (NO2) GLOBAL Annual Level 3 0.1 x 0.1 Degree Gridded Data Version 2.4 (HAQ_TROPOMI_NO2_GLOBAL_A_L3) at GES DISC
National Aeronautics and Space Administration —
This product provides level 3 annual averages of tropospheric Nitrogen dioxide (NO2) vertical column density derived from the level 2 Tropospheric Monitoring... -
Federal
HAQAST Sentinel-5P TROPOMI Nitrogen Dioxide (NO2) CONUS Seasonal Level 3 0.01 x 0.01 Degree Gridded Data V2.4 (HAQ_TROPOMI_NO2_CONUS_S_L3) at GES DISC
National Aeronautics and Space Administration —
This product provides level 3 seasonal averages of tropospheric Nitrogen dioxide (NO2) vertical column density derived from the level 2 Tropospheric Monitoring... -
Federal
BARREL 1D X-ray Spectrometer (MSPC) Bremsstrahlung X-ray Spectrum Medium Time Resolution, Level 2, 4 s Data
National Aeronautics and Space Administration —
MSPC: 48 channels of medium time resolution, 4 s, Bremsstrahlung X-ray spectra detected with a NaI Scintillator. The nominal energy range covered by the 48 channels... -
Federal
BARREL 2K Tri-axial Fluxgate Magnetometer (MAGN) Magnetic Field Data, no Gain Correction, not Despun, Level 2, 0.25 s Data
National Aeronautics and Space Administration —
Three axis DC magnetometer data with nominal conversions applied. Data are neither gain corrected nor despun.The BARREL Mission was a multiple-balloon investigation...