AI-generated Key Takeaways
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The ASTER L1T Radiance dataset has a data gap between November 28, 2024, and January 16, 2025, due to instrument technical issues.
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The MCD19A1.061 product provides daily land surface bidirectional reflectance factor data at 500m and 1km resolution from MODIS Terra and Aqua.
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The MCD19A2.061 product offers daily land aerosol optical depth data at 1km resolution from MODIS Terra and Aqua using the MAIAC algorithm.
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MOD08_M3.061 is a monthly global atmosphere product providing 1x1 degree grid average values for various atmospheric parameters.
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MOD09A1.061 delivers 8-day global Terra MODIS surface spectral reflectance at 500m resolution, corrected for atmospheric conditions.
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ASTER L1T Radiance
Note: There is a gap in data collection between November 28, 2024 and January 16, 2025 due to technical issues with the ASTER instrument. See the USGS announcement for more information. The Advanced Spaceborne Thermal Emission and Reflection Radiometer (ASTER) is a multispectral imager that … aster imagery nasa nir radiance satellite-imagery -
MCD19A1.061: Land Surface BRF Daily L2G Global 500m and 1km
The MCD19A1 Version 6.1 data product is a Moderate Resolution Imaging Spectroradiometer (MODIS) Terra and Aqua combined Land Surface Bidirectional Reflectance Factor (BRF) gridded Level 2 product produced daily at 500 meter and 1 kilometer resolution. For more information see the MAIAC user guide. aerosol aod aqua daily global maiac -
MCD19A2.061: Terra & Aqua MAIAC Land Aerosol Optical Depth Daily 1km
The MCD19A2 V6.1 data product is a MODIS Terra and Aqua combined Multi-angle Implementation of Atmospheric Correction (MAIAC) Land Aerosol Optical Depth (AOD) gridded Level 2 product produced daily at 1 km resolution. For more information see the MAIAC user guide. NOTE: This product has … aerosol aod aqua atmosphere daily global -
MOD08_M3.061 Terra Atmosphere Monthly Global Product
MOD08_M3 V6.1 is an atmosphere global product that contains monthly 1 x 1 degree grid average values of atmospheric parameters. These parameters are related to atmospheric aerosol particle properties, total ozone burden, atmospheric water vapor, cloud optical and physical properties, and atmospheric stability indices. The … atmosphere climate geophysical global modis monthly -
MOD09A1.061 Terra Surface Reflectance 8-Day Global 500m
The MOD09A1 V6.1 product provides an estimate of the surface spectral reflectance of Terra MODIS bands 1-7 at 500m resolution and corrected for atmospheric conditions such as gasses, aerosols, and Rayleigh scattering. Along with the seven reflectance bands is a quality layer and four observation … 8-day global modis nasa satellite-imagery sr -
MOD09CMG.061 Terra Surface Reflectance Daily L3 Global 0.05 Deg CMG
The MOD09CMG Version 6.1 product provides an estimate of the surface spectral reflectance of Terra Moderate Resolution Imaging Spectroradiometer (MODIS) Bands 1 through 7, resampled to 5600 meter pixel resolution and corrected for atmospheric conditions such as gasses, aerosols, and Rayleigh scattering. The MOD09CMG data … brightness-temperature ozone satellite-imagery surface-reflectance terra -
MOD09GA.061 Terra Surface Reflectance Daily Global 1km and 500m
The MODIS Surface Reflectance products provide an estimate of the surface spectral reflectance as it would be measured at ground level in the absence of atmospheric scattering or absorption. Low-level data are corrected for atmospheric gases and aerosols. MOD09GA version 6.1 provides bands 1-7 in … daily global modis nasa satellite-imagery sr -
MOD09GQ.061 Terra Surface Reflectance Daily Global 250m
The MODIS Surface Reflectance products provide an estimate of the surface spectral reflectance as it would be measured at ground level in the absence of atmospheric scattering or absorption. Low-level data are corrected for atmospheric gases and aerosols. MOD09GQ version 6.1 provides bands 1 and … daily global modis nasa satellite-imagery sr -
MOD09Q1.061 Terra Surface Reflectance 8-Day Global 250m
The MOD09Q1 product provides an estimate of the surface spectral reflectance of bands 1 and 2 at 250m resolution and corrected for atmospheric conditions such as gasses, aerosols, and Rayleigh scattering. Along with the two reflectance bands, a quality layer is also included. For each … 8-day global mod09q1 modis nasa satellite-imagery -
MOD10A1.061 Terra Snow Cover Daily Global 500m
The MOD10A1 V6.1 Snow Cover Daily Global 500m product contains snow cover, snow albedo, fractional snow cover, and quality assessment (QA) data. Snow cover data are based on a snow mapping algorithm that employs a Normalized Difference Snow Index (NDSI) and other criteria tests. General … albedo cryosphere daily geophysical global modis -
MOD10A2.061 Terra Snow Cover 8-Day L3 Global 500m
MOD10A2 is a snow cover dataset from the MODIS on the Terra satellite. The dataset reports the maximum snow cover extent during an eight-day period at the resolution of 500 m. An eight-day compositing period was chosen because that is the exact ground track repeat … cryosphere daily geophysical global modis nasa -
MOD11A1.061 Terra Land Surface Temperature and Emissivity Daily Global 1km
The MOD11A1 V6.1 product provides daily land surface temperature (LST) and emissivity values in a 1200 x 1200 kilometer grid. The temperature value is derived from the MOD11_L2 swath product. Above 30 degrees latitude, some pixels may have multiple observations where the criteria for clear-sky … climate daily emissivity global lst modis -
MOD11A2.061 Terra Land Surface Temperature and Emissivity 8-Day Global 1km
The MOD11A2 V6.1 product provides an average 8-day land surface temperature (LST) in a 1200 x 1200 kilometer grid. Each pixel value in MOD11A2 is a simple average of all the corresponding MOD11A1 LST pixels collected within that 8 day period. The MOD11A2 does a … 8-day climate emissivity global lst mod11a2 -
MOD13A1.061 Terra Vegetation Indices 16-Day Global 500m
The MOD13A1 V6.1 product provides a Vegetation Index (VI) value at a per pixel basis. There are two primary vegetation layers. The first is the Normalized Difference Vegetation Index (NDVI) which is referred to as the continuity index to the existing National Oceanic and Atmospheric … 16-day evi global modis nasa ndvi -
MOD13A2.061 Terra Vegetation Indices 16-Day Global 1km
The MOD13A2 V6.1 product provides two Vegetation Indices (VI): the Normalized Difference Vegetation Index (NDVI) and the Enhanced Vegetation Index (EVI). The NDVI is referred to as the continuity index to the existing National Oceanic and Atmospheric Administration-Advanced Very High Resolution Radiometer (NOAA-AVHRR) derived NDVI. … 16-day evi global modis nasa ndvi -
MOD13A3.061 Vegetation Indices Monthly L3 Global 1 km SIN Grid
The MOD13A3 V6.1 product data is provided monthly at 1 kilometer (km) spatial resolution. In generating this monthly product, the algorithm ingests all the MOD13A2 products that overlap the month and employs a weighted temporal average. Vegetation indices are used for global monitoring of vegetation … evi global modis monthly nasa ndvi -
MOD13C1.061: Terra Vegetation Indices 16-Day L3 Global 0.05 Deg Climate Modeling Grid
The Terra Moderate Resolution Imaging Spectroradiometer (MODIS) Vegetation Indices 16-Day (MOD13C1) Version 6.1 product provides a Vegetation Index (VI) value at a per pixel basis. There are two primary vegetation layers. The first is the Normalized Difference Vegetation Index (NDVI), which maintains continuity with the … 16-day global nasa terra usgs vegetation -
MOD13Q1.061 Terra Vegetation Indices 16-Day Global 250m
The MOD13Q1 V6.1 product provides a Vegetation Index (VI) value at a per pixel basis. There are two primary vegetation layers. The first is the Normalized Difference Vegetation Index (NDVI) which is referred to as the continuity index to the existing National Oceanic and Atmospheric … 16-day evi global modis nasa ndvi -
MOD14A1.061: Terra Thermal Anomalies & Fire Daily Global 1km
The MOD14A1 V6.1 dataset provides daily fire mask composites at 1km resolution derived from the MODIS 4- and 11-micrometer radiances. The fire detection strategy is based on absolute detection of a fire (when the fire strength is sufficient to detect), and on detection relative to … daily fire global modis nasa terra -
MOD14A2.061: Terra Thermal Anomalies & Fire 8-Day Global 1km
The MOD14A2 V6.1 dataset provides 8-day fire mask composites at 1km resolution. It contains the maximum value of the individual pixel classes over the compositing period. Along with the fire mask, an associated quality information layer is also provided. Documentation: User's Guide Algorithm Theoretical Basis … 8-day fire global modis nasa terra -
MOD15A2H.061: Terra Leaf Area Index/FPAR 8-Day Global 500m
The MOD15A2H V6.1 MODIS combined Leaf Area Index (LAI) and Fraction of Photosynthetically Active Radiation (FPAR) product is an 8-day composite dataset at 500m resolution. The algorithm chooses the "best" pixel available from all the acquisitions of the Terra sensor from within the 8-day period. … 8-day fpar global lai modis nasa -
MOD17A2H.061: Terra Gross Primary Productivity 8-Day Global 500m
The MOD17A2H V6.1 Gross Primary Productivity (GPP) product is a cumulative 8-day composite with a 500m pixel size. The product is based on the radiation-use efficiency concept and can be potentially used as inputs to data models to calculate terrestrial energy, carbon, water cycle processes, … 8-day global gpp modis nasa photosynthesis -
MOD17A2HGF.061: Terra Gross Primary Productivity 8-Day Global 500m
The MOD17A2HGF Version 6.1 Gross Primary Productivity (GPP) product is a cumulative 8-day composite of values with 500 meter (m) pixel size based on the radiation use efficiency concept that can be potentially used as inputs to data models to calculate terrestrial energy, carbon, water … 8-day global gpp modis nasa photosynthesis -
MOD17A3HGF.061: Terra Net Primary Production Gap-Filled Yearly Global 500m
The MOD17A3HGF V6.1 product provides information about annual Gross and Net Primary Productivity (GPP and NPP) at 500m pixel resolution. Annual NPP is derived from the sum of all 8-day Net Photosynthesis(PSN) products (MOD17A2H) from the given year. The PSN value is the difference of … global gpp nasa npp photosynthesis plant-productivity -
MOD21A1D.061 Terra Land Surface Temperature and 3-Band Emissivity Daily Global 1km
The MOD21A1D dataset is produced daily from daytime Level 2 Gridded (L2G) intermediate LST products at a spatial resolution of 1,000 meters. The L2G process maps the daily MOD21 swath granules onto a sinusoidal MODIS grid and stores all observations falling over a gridded cell … climate daily emissivity global lst nasa -
MOD21A1N.061 Terra Land Surface Temperature and 3-Band Emissivity Daily Global 1km
The MOD21A1N dataset is produced daily from nighttime Level 2 Gridded (L2G) intermediate LST products at a spatial resolution of 1,000 meters. The L2G process maps the daily MOD21 swath granules onto a sinusoidal MODIS grid and stores all observations falling over a gridded cell … climate daily emissivity global lst nasa -
MOD21C1.061 Terra Land Surface Temperature and 3-Band Emissivity Daily L3 Global 0.05 Deg CMG
The MOD21C1 dataset is produced daily in a 0.05 degree (5,600 meters at the equator) Climate Modeling Grid (CMG) from daytime Level 2 Gridded (L2G) intermediate LST products. The L2G process maps the daily MOD21 swath granules onto a sinusoidal MODIS grid and stores all … climate daily emissivity global lst nasa -
MOD21C2.061 Terra Land Surface Temperature and 3-Band Emissivity 8-Day L3 Global 0.05 Deg CMG
The MOD21C2 dataset is an 8-day composite LST product that uses an algorithm based on a simple averaging method. The algorithm calculates the average from all the cloud free MOD21A1D and MOD21A1N daily acquisitions from the 8-day period. Unlike the MOD21A1 data sets where the … climate emissivity global lst nasa surface-temperature -
MOD21C3.061 Terra Land Surface Temperature and 3-Band Emissivity Monthly L3 Global 0.05 Deg CMG
The MOD21C3 dataset is a monthly composite LST product that uses an algorithm based on a simple averaging method. The algorithm calculates the average from all the cloud free MOD21A1D and MOD21A1N daily acquisitions from the 8-day period. Unlike the MOD21A1 data sets where the … climate emissivity global lst monthly nasa -
MOD44B.061 Terra Vegetation Continuous Fields Yearly Global 250m
The Terra MODIS Vegetation Continuous Fields (VCF) product is a sub-pixel-level representation of surface vegetation cover estimates globally. Designed to continuously represent Earth's terrestrial surface as a proportion of basic vegetation traits, it provides a gradation of three surface cover components: percent tree cover, percent … annual geophysical global landuse-landcover modis nasa -
MODOCGA.006 Terra Ocean Reflectance Daily Global 1km
The MODOCGA V6 ocean reflectance product consists of 1 kilometer reflectance data from Terra MODIS bands 8-16. The product is referred to as ocean reflectance, because bands 8-16 are used primarily to produce ocean products, but this is not an ocean product as the tiles … daily global modis nasa ocean reflectance