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Photosynthetically Active Radiation Data Access and Tools

From discovery to visualization, data tools such as Worldview, Giovanni, and Earthdata Search guide users in making the most of photosynthetically active radiation (PAR) data.

Photosynthetically Active Radiation Datasets

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Dataset Version Platform Instrument Temporal Extent Spatial Extent Spatial Resolution Data Format
NACP VPRM NEE Parameters Optimized to North American Flux Tower Sites, 2000-2006 1 Terra, Aqua, METEOROLOGICAL STATIONS, COMPUTERS MODIS, Computer 2000-01-01 to 2007-12-31

N: 71.32 S: 28.46 E: -68.74 W: -156.63

CSV
NAMMA SENEGAL RADIOSONDE AND TOWER FLUX DATA V1 1 GROUND STATIONS, RADIOSONDES NET RADIOMETERS, GPS, HUMIDITY SENSORS, PRESSURE SENSORS, TELEMETER, TEMPERATURE SENSORS 2006-08-19 to 2006-09-17

N: 15.5 S: 13.91 E: 17.09 W: -17.97

ASCII
NASA Ocean Biogeochemical Model assimilating satellite chlorophyll data global daily VR2017 (NOBM_DAY) at GES DISC R2017 NOBM NOT APPLICABLE 1998-01-01 to 2015-12-31

N: 72 S: -84 E: 180 W: -180

1.25 Decimal Degrees x 0.67 Decimal Degrees
NASA Ocean Biogeochemical Model assimilating satellite chlorophyll data global monthly VR2017 (NOBM_MON) at GES DISC R2017 NOBM NOT APPLICABLE 1998-01-01 to 2015-12-31

N: 72 S: -84 E: 180 W: -180

1.25 Decimal Degrees x 0.67 Decimal Degrees
Nimbus-7 CZCS Level-2 Regional Ocean Color (OC) Data, version 2022.0 2022.0 Nimbus-7 CZCS 1978-10-30 to 1986-06-22

N: 90 S: -90 E: 180 W: -180

netCDF-4
NOAA-20 VIIRS Level-2 Regional Ocean Color (OC) - Near Real-time (NRT) Data, version 2022.0 2022.0 NOAA-20 VIIRS 2017-11-29 to Present

N: 90 S: -90 E: 180 W: -180

netCDF-4
NOAA-20 VIIRS Level-2 Regional Ocean Color (OC) Data, version 2022.0 2022.0 NOAA-20 VIIRS 2017-11-29 to Present

N: 90 S: -90 E: 180 W: -180

netCDF-4
NOAA-20 VIIRS Level-3 Global Binned Photosynthetically Available Radiation (PAR) - Near Real-time (NRT) Data, version 2022.0 2022.0 NOAA-20 VIIRS 2017-11-29 to Present

N: 90 S: -90 E: 180 W: -180

netCDF-4
NOAA-20 VIIRS Level-3 Global Binned Photosynthetically Available Radiation (PAR) Data, version 2022.0 2022.0 NOAA-20 VIIRS 2017-11-29 to Present

N: 90 S: -90 E: 180 W: -180

netCDF-4
NOAA-20 VIIRS Level-3 Global Mapped Photosynthetically Available Radiation (PAR) - Near Real-time (NRT) Data, version 2022.0 2022.0 NOAA-20 VIIRS 2017-11-29 to Present

N: 90 S: -90 E: 180 W: -180

netCDF-4
NOAA-20 VIIRS Level-3 Global Mapped Photosynthetically Available Radiation (PAR) Data, version 2022.0 2022.0 NOAA-20 VIIRS 2017-11-29 to Present

N: 90 S: -90 E: 180 W: -180

netCDF-4
NOAA-21 VIIRS Level-2 Regional Ocean Color (OC) - Near Real-time (NRT) Data, version 2025.0 2025.0 NOAA-21 VIIRS 2022-11-10 to Present

N: 90 S: -90 E: 180 W: -180

netCDF-4
NOAA-21 VIIRS Level-2 Regional Ocean Color (OC) Data, version 2025.0 2025.0 NOAA-21 VIIRS 2022-11-10 to Present

N: 90 S: -90 E: 180 W: -180

netCDF-4
NOAA-21 VIIRS Level-3 Global Binned Photosynthetically Available Radiation (PAR) - Near Real-time (NRT) Data, version 2025.0 2025.0 NOAA-21 VIIRS 2022-11-10 to Present

N: 90 S: -90 E: 180 W: -180

netCDF-4
NOAA-21 VIIRS Level-3 Global Binned Photosynthetically Available Radiation (PAR) Data, version 2025.0 2025.0 NOAA-21 VIIRS 2022-11-10 to Present

N: 90 S: -90 E: 180 W: -180

netCDF-4
NOAA-21 VIIRS Level-3 Global Mapped Photosynthetically Available Radiation (PAR) - Near Real-time (NRT) Data, version 2025.0 2025.0 NOAA-21 VIIRS 2022-11-10 to Present

N: 90 S: -90 E: 180 W: -180

netCDF-4
NOAA-21 VIIRS Level-3 Global Mapped Photosynthetically Available Radiation (PAR) Data, version 2025.0 2025.0 NOAA-21 VIIRS 2022-11-10 to Present

N: 90 S: -90 E: 180 W: -180

netCDF-4
OrbView-2 SeaWiFS Level-2 Regional Global Area Coverage (GAC) Ocean Color (OC) Data, version 2022.0 2022.0 OrbView-2 SeaWiFS 1997-09-04 to 2010-12-11

N: 90 S: -90 E: 180 W: -180

netCDF-4
OrbView-2 SeaWiFS Level-2 Regional Merged Local Area Coverage (MLAC) Ocean Color (OC) Data, version 2022.0 2022.0 OrbView-2 SeaWiFS 1997-09-04 to 2010-12-11

N: 90 S: -90 E: 180 W: -180

netCDF-4
OrbView-2 SeaWiFS Level-3 Global Binned Photosynthetically Available Radiation (PAR) Data, version 2022.0 2022.0 OrbView-2 SeaWiFS 1997-09-04 to 2010-12-11

N: 90 S: -90 E: 180 W: -180

netCDF-4
OrbView-2 SeaWiFS Level-3 Global Mapped Photosynthetically Available Radiation (PAR) Data, version 2022.0 2022.0 OrbView-2 SeaWiFS 1997-09-04 to 2010-12-11

N: 90 S: -90 E: 180 W: -180

netCDF-4
OSCAR Global Mapped Eulerian and Lagrangian Oceanography and Ecology Variables Data, version 1 1 MODELS Computer 2000-01-01 to 2009-12-31

N: 90 S: -90 E: 180 W: -180

netCDF-4
PACE OCI Level-2 Regional Photosynthetically Available Radiation (PAR) - Near Real-time (NRT) Data, version 3.1 3.1 PACE OCI 2024-03-05 to Present

N: 90 S: -90 E: 180 W: -180

netCDF-4
PACE OCI Level-2 Regional Photosynthetically Available Radiation (PAR) - Near Real-time (NRT) Data, version 3.2 3.2 PACE OCI 2024-03-05 to Present

N: 90 S: -90 E: 180 W: -180

netCDF-4
PACE OCI Level-2 Regional Photosynthetically Available Radiation (PAR) Data, version 3.1 3.1 PACE OCI 2024-03-05 to Present

N: 90 S: -90 E: 180 W: -180

netCDF-4
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