AI-generated Key Takeaways
-
Several MODIS Aqua data products are available providing information on land surface BRF, aerosol optical depth, atmosphere, surface reflectance, snow cover, land surface temperature and emissivity, vegetation indices, thermal anomalies and fire, leaf area index/FPAR, gross primary productivity, net primary production, and ocean reflectance.
-
These products are available at various spatial resolutions, including 250m, 500m, 1km, 5600m, and 0.05 degrees.
-
The temporal resolutions of the data products include daily, 8-day composite, 16-day composite, monthly, and yearly.
-
The products are derived from the MODIS Terra and Aqua satellites, with some being combined products and others specifically from Aqua.
-
Atmospheric correction is applied to several of the surface reflectance and land surface temperature products.
-
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 -
MYD08_M3.061 Aqua Atmosphere Monthly Global Product
MYD08_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 … aqua atmosphere climate geophysical global modis -
MYD09A1.061 Aqua Surface Reflectance 8-Day Global 500m
The MYD09A1 V6.1 product provides an estimate of the surface spectral reflectance of Aqua 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 aqua global modis nasa satellite-imagery -
MYD09CMG.061 Aqua Surface Reflectance Daily L3 Global 0.05 Deg CMG
The MYD09CMG Version 6.1 product provides an estimate of the surface spectral reflectance of Aqua 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 MYD09CMG data … aqua brightness-temperature ozone satellite-imagery surface-reflectance -
MYD09GA.061 Aqua 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. MYD09GA version 6.1 provides bands 1-7 in … aqua daily global modis nasa satellite-imagery -
MYD09GQ.061 Aqua 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. MYD09GQ version 6.1 provides bands 1 and … aqua daily global modis nasa satellite-imagery -
MYD09Q1.061 Aqua Surface Reflectance 8-Day Global 250m
The MYD09Q1 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 aqua global modis nasa satellite-imagery -
MYD10A1.061 Aqua Snow Cover Daily Global 500m
The MYD10A1 V6 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 aqua cryosphere daily geophysical global -
MYD11A1.061 Aqua Land Surface Temperature and Emissivity Daily Global 1km
The MYD11A1 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 MYD11_L2 swath product. Above 30 degrees latitude, some pixels may have multiple observations where the criteria for clear-sky … aqua climate daily emissivity global lst -
MYD11A2.061 Aqua Land Surface Temperature and Emissivity 8-Day Global 1km
The MYD11A2 V6.1 product provides an average 8-day land surface temperature (LST) in a 1200 x 1200 kilometer grid. Each pixel value in MYD11A2 is a simple average of all the corresponding MYD11A1 LST pixels collected within that 8 day period. The MYD11A2 does a … 8-day aqua climate emissivity global lst -
MYD13A1.061 Aqua Vegetation Indices 16-Day Global 500m
The MYD13A1 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 aqua evi global modis nasa -
MYD13A2.061 Aqua Vegetation Indices 16-Day Global 1km
The MYD13A2 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 aqua evi global modis nasa -
MYD13A3.061 Aqua Vegetation Indices Monthly L3 Global 1 km SIN Grid
The Aqua Moderate Resolution Imaging Spectroradiometer (MODIS) Vegetation Indices (MYD13A3) Version 6.1 data are provided monthly at 1 kilometer (km) spatial resolution as a gridded Level 3 product in the sinusoidal projection. In generating this monthly product, the algorithm ingests all the MYD13A2 products that … aqua evi global modis monthly nasa -
MYD13C1.061: Aqua Vegetation Indices 16-Day L3 Global 0.05 Deg CMG
The Aqua Moderate Resolution Imaging Spectroradiometer (MODIS) Vegetation Indices 16-Day (MYD13C1) 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 aqua global nasa usgs vegetation -
MYD13Q1.061 Aqua Vegetation Indices 16-Day Global 250m
The MYD13Q1 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 aqua evi global modis nasa -
MYD14A1.061: Aqua Thermal Anomalies & Fire Daily Global 1km
The MYD14A1 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 … aqua daily fire global modis nasa -
MYD14A2.061: Aqua Thermal Anomalies & Fire 8-Day Global 1km
The MYD14A2 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 aqua fire global modis nasa -
MYD15A2H.061: Aqua Leaf Area Index/FPAR 8-Day Global 500m
The MYD15A2H 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 Aqua sensor from within the 8-day period. … 8-day aqua fpar global lai modis -
MYD17A2H.061: Aqua Gross Primary Productivity 8-Day Global 500m
The MYD17A2H V6.1 Gross Primary Productivity (GPP) product is a cumulative 8-day composite with a 500m resolution. 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, and … 8-day aqua global gpp modis nasa -
MYD17A3HGF.061: Aqua Net Primary Production Gap-Filled Yearly Global 500m
The MYD17A3HGF 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 (MYD17A2H) from the given year. The PSN value is the difference of … aqua global gpp nasa npp photosynthesis -
MYD21A1D.061 Aqua Land Surface Temperature and 3-Band Emissivity Daily Global 1km
The MYD21A1D 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 … aqua climate daily emissivity global lst -
MYD21A1N.061 Aqua Land Surface Temperature and 3-Band Emissivity Daily Global 1km
The MYD21A1N 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 … aqua climate daily emissivity global lst -
MYD21C1.061 Aqua Land Surface Temperature and 3-Band Emissivity Daily L3 Global 0.05 Deg CMG
The MYD21C1 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 MYD21 swath granules onto a sinusoidal MODIS grid and stores all … aqua climate daily emissivity global lst -
MYD21C2.061 Aqua Land Surface Temperature and 3-Band Emissivity 8-Day L3 Global 0.05 Deg CMG
The MYD21C2 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 MYD21A1D and MYD21A1N daily acquisitions from the 8-day period. Unlike the MYD21A1 data sets where the … aqua climate emissivity global lst nasa -
MYD21C3.061 Aqua Land Surface Temperature and 3-Band Emissivity Monthly L3 Global 0.05 Deg CMG
The MYD21C3 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 MYD21A1D and MYD21A1N daily acquisitions from the 8-day period. Unlike the MYD21A1 data sets where the … aqua climate emissivity global lst monthly -
MYDOCGA.006 Aqua Ocean Reflectance Daily Global 1km
The MYDOCGA V6 ocean reflectance product consists of 1 kilometer reflectance data from Aqua 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 … aqua daily global modis nasa ocean