Global Change Master Directory gsfc-gcmduso@mail.nasa.gov 50 2013-05-21T12:39:42Z amd Search: [Keyword='ESIP'] http://mddemo.gsfc.nasa.gov/KeywordSearch/OpenSearch.do 86 0 http://gcmd.gsfc.nasa.gov/getdif.htm?[USGS_EROS]ETM Tri-Decadal Global Landsat Orthorectified ETM+ Reg Scene V1 -180.0,-90.0,180.0,90.0 1999-06-29T00:00:00Z 2001-12-30T00:00:00Z 2013-04-22T04:00:00Z The first generation of U.S. photo intelligence satellites collected more than 860,000 images of the Earth?s surface between 1960 and 1972. The classified military satellite systems code-named CORONA, ... http://gcmd.gsfc.nasa.gov/getdif.htm?[GCMD]AST13POL ASTER On-Demand L2 Polar Surface and Cloud Classification -180.0,-83.0,180.0,83.0 2013-01-31T05:00:00Z This product is discontinued. The ASTER On-Demand Level-2 Polar Surface and Cloud Classification product provides a classification map discriminating between different surface and cloud features ... http://gcmd.gsfc.nasa.gov/getdif.htm?[GCMD]MYD17A2 MODIS/Aqua Gross Primary Productivity 8-Day L4 Global 1km SIN Grid -180.0,-80.0,180.0,80.0 2002-07-04T00:00:00Z T00:00:00Z 2013-01-31T05:00:00Z The MODerate-resolution Imaging Spectroradiometer (MODIS) Gross Primary Productivity (GPP) product (MYD17A2) is a cumulative composite of GPP values based on the radiation use efficiency concept that ... http://gcmd.gsfc.nasa.gov/getdif.htm?[GCMD]MYD11_L2 MODIS/Aqua Land Surface Temperature/Emissivity 5-Min L2 Swath 1km -180.0,-81.0,180.0,81.0 2007-01-01T00:00:00Z T00:00:00Z 2000-03-05T00:00:00Z T00:00:00Z 2003-03-06T00:00:00Z T00:00:00Z 2013-01-31T05:00:00Z The MODIS/Aqua version-5 (V5) level-2 LST/E data (Shortname: MYD11_L2) incorporate 1-km pixels, which are produced daily at 5-minute increments using the generalized split-window algorithm. This algorithm ... http://gcmd.gsfc.nasa.gov/getdif.htm?[GCMD]MYD11C2 MODIS/Aqua Land Surface Temperature/Emissivity 8-Day L3 Global 0.05Deg CMG -180.0,-81.0,180.0,81.0 2002-07-08T00:00:00Z T00:00:00Z 2013-01-31T05:00:00Z The MODIS/Aqua LST/E 8-Day L3 Global CMG product (Short name: MYD11C2) is an 8-day composited average, derived from the MYD11C1 daily global product, and stored as clear-sky LST values during an 8-day ... http://gcmd.gsfc.nasa.gov/getdif.htm?[GCMD]MYD11C1 MODIS/Aqua Land Surface Temperature/Emissivity Daily L3 Global 0.05Deg CMG -180.0,-81.0,180.0,81.0 2002-07-08T00:00:00Z T00:00:00Z 2013-01-31T05:00:00Z The MODIS/Aqua LST/E L3 Global CMG (Short name: MYD11C1) products incorporate 0.05 degree (5600 meters at the equator) pixels, which are derived from the MOD11B1 daily global 6 km grid product, and ... http://gcmd.gsfc.nasa.gov/getdif.htm?[GCMD]MYD11A1 MODIS/Aqua Land Surface Temperature/Emissivity Daily L3 Global 1km SIN Grid -180.0,-81.0,180.0,81.0 2002-07-08T00:00:00Z T00:00:00Z 2013-01-31T05:00:00Z The MODIS/Aqua LST/E L3 Global 1 Km Grid (Short name: MYD11A1) products incorporate 1-km pixels, which are produced daily using the generalized split-window LST algorithm. This algorithm is optimally ... http://gcmd.gsfc.nasa.gov/getdif.htm?[GCMD]MYD11B1 MODIS/Aqua Land Surface Temperature/Emissivity Daily L3 Global 6km SIN Grid -180.0,-81.0,180.0,81.0 2002-07-08T00:00:00Z T00:00:00Z 2013-01-31T05:00:00Z The MODIS/Aqua LST/E L3 Global 1 km Grid (Short name: MYD11B1) products incorporate 6 km pixels (4.63 km pixels for versions prior to V005), which are produced daily using the day/night LST algorithm ... http://gcmd.gsfc.nasa.gov/getdif.htm?[GCMD]MYD09A1 MODIS/Aqua Surface Reflectance 8-Day L3 Global 500m SIN Grid -180.0,-80.0,180.0,80.0 2002-05-04T00:00:00Z T00:00:00Z 2013-01-31T05:00:00Z 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 ... http://gcmd.gsfc.nasa.gov/getdif.htm?[GCMD]MYD09GA MODIS/Aqua Surface Reflectance Daily L2G Global 1km and 500m SIN Grid -180.0,-80.0,180.0,80.0 2002-07-04T00:00:00Z T00:00:00Z 2013-01-31T05:00:00Z The MODIS Surface Reflectance products are 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 ... http://gcmd.gsfc.nasa.gov/getdif.htm?[GCMD]MYD09GQ MODIS/Aqua Surface Reflectance Daily L2G Global 250m SIN Grid -180.0,-90.0,180.0,80.0 2002-07-04T00:00:00Z T00:00:00Z 2013-01-31T05:00:00Z The MODIS Surface Reflectance products are 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 ... http://gcmd.gsfc.nasa.gov/getdif.htm?[GCMD]MYD14A1 MODIS/Aqua Thermal Anomalies/Fire Daily L3 Global 1km SIN Grid -180.0,-80.0,180.0,60.0 2002-07-04T00:00:00Z T00:00:00Z 2013-01-31T05:00:00Z MODIS Thermal Anomalies/Fire products are primarily derived from MODIS 4- and 11-micrometer radiances. The fire detection strategy is based on absolute detection of a fire (when the fire strength ... http://gcmd.gsfc.nasa.gov/getdif.htm?[GCMD]MYD13C1 MODIS/Aqua Vegetation Indices 16-Day L3 Global 0.05Deg CMG -180.0,-80.0,180.0,80.0 2002-07-04T00:00:00Z T00:00:00Z 2013-01-31T05:00:00Z Global MODIS vegetation indices are designed to provide consistent spatial and temporal comparisons of vegetation conditions. Blue, red, and near-infrared reflectances, centered at 470-nanometers, ... http://gcmd.gsfc.nasa.gov/getdif.htm?[GCMD]MYD13A2 MODIS/Aqua Vegetation Indices 16-Day L3 Global 1km SIN Grid -180.0,-80.0,180.0,80.0 2002-07-04T00:00:00Z T00:00:00Z 2013-01-31T05:00:00Z Global MODIS vegetation indices are designed to provide consistent spatial and temporal comparisons of vegetation conditions. Blue, red, and near-infrared reflectances, centered at 469-nanometers, ... http://gcmd.gsfc.nasa.gov/getdif.htm?[GCMD]MYD13Q1 MODIS/Aqua Vegetation Indices 16-Day L3 Global 250m SIN Grid -180.0,-80.0,180.0,80.0 2002-07-04T00:00:00Z T00:00:00Z 2013-01-31T05:00:00Z Global MODIS vegetation indices are designed to provide consistent spatial and temporal comparisons of vegetation conditions. Blue, red, and near-infrared reflectances, centered at 469-nanometers, ... http://gcmd.gsfc.nasa.gov/getdif.htm?[GCMD]MYD13A1 MODIS/Aqua Vegetation Indices 16-Day L3 Global 500m SIN -180.0,-80.0,180.0,80.0 2002-07-04T00:00:00Z T00:00:00Z 2013-01-31T05:00:00Z Global MODIS vegetation indices are designed to provide consistent spatial and temporal comparisons of vegetation conditions. Blue, red, and near-infrared reflectances, centered at 469-nanometers, ... http://gcmd.gsfc.nasa.gov/getdif.htm?[GCMD]MYD13A3 MODIS/Aqua Vegetation Indices Monthly L3 Global 1km SIN Grid -180.0,-80.0,180.0,80.0 2002-07-01T00:00:00Z T00:00:00Z 2013-01-31T05:00:00Z Global MODIS vegetation indices are designed to provide consistent spatial and temporal comparisons of vegetation conditions. Blue, red, and near-infrared reflectances, centered at 469-nanometers, ... http://gcmd.gsfc.nasa.gov/getdif.htm?[GCMD]MOD43B1 MODIS/Terra BRDF/Albedo Model-1 16-Day L3 Global 1km SIN Grid -180.0,-80.0,180.0,80.0 2000-10-31T00:00:00Z T00:00:00Z 2013-01-31T05:00:00Z This product has been decommissioned. MOD43B1 contains four dimensional data sets of BRDF and Albedo parameters: x,y, and parameter values are stored for each wavelength band of data. For example, ... http://gcmd.gsfc.nasa.gov/getdif.htm?[GCMD]MOD11_L2 MODIS/Terra Land Surface Temperature/Emissivity 5-Min L2 Swath 1km -180.0,-80.0,180.0,80.0 2000-03-05T00:00:00Z T00:00:00Z 2007-01-03T00:00:00Z T00:00:00Z 2000-02-24T00:00:00Z T00:00:00Z 2013-01-31T05:00:00Z The MODIS/Terra level-2 Land Surface Temperature and Emissivity (LST/E) data (Shortname: MOD11_L2) incorporate 1 km pixels, which are produced daily at 5-minute increments using the generalized split-window ... http://gcmd.gsfc.nasa.gov/getdif.htm?[GCMD]MOD11C2 MODIS/Terra Land Surface Temperature/Emissivity 8-Day L3 Global 0.05Deg CMG -180.0,-80.0,180.0,80.0 2000-03-05T00:00:00Z T00:00:00Z 2013-01-31T05:00:00Z The MODIS/Terra LST/E 8-Day L3 Global CMG product (Short name: MOD11C2) is an 8-day composited average, derived from the MOD11C1 daily global product, and stored as clear-sky LST values during an ... http://gcmd.gsfc.nasa.gov/getdif.htm?[GCMD]MOD11C1 MODIS/Terra Land Surface Temperature/Emissivity Daily L3 Global 0.05Deg CMG -180.0,-80.0,180.0,80.0 2000-03-05T00:00:00Z T00:00:00Z 2007-01-01T00:00:00Z T00:00:00Z 2000-02-24T00:00:00Z T00:00:00Z 2013-01-31T05:00:00Z The MODIS/Terra LST/E L3 Global CMG (Short name: MOD11C1) products incorporate 0.05 degree (5600 meters at the equator) pixels, which are derived from the MOD11B1 daily global 6 km grid product, and ... http://gcmd.gsfc.nasa.gov/getdif.htm?[GCMD]MOD11A1 MODIS/Terra Land Surface Temperature/Emissivity Daily L3 Global 1km SIN Grid -180.0,-80.0,180.0,80.0 2000-03-05T00:00:00Z T00:00:00Z 2007-01-03T00:00:00Z T00:00:00Z 2000-02-24T00:00:00Z T00:00:00Z 2013-01-31T05:00:00Z The MODIS/Terra LST/E L3 Global 1 Km Grid (Short name: MOD11A1) products incorporate 1-km pixels, which are produced daily using the generalized split-window LST algorithm. This algorithm is optimally ... http://gcmd.gsfc.nasa.gov/getdif.htm?[GCMD]MOD11B1 MODIS/Terra Land Surface Temperature/Emissivity Daily L3 Global 6km SIN Grid -180.0,-80.0,180.0,80.0 2000-03-05T00:00:00Z T00:00:00Z 2007-01-03T00:00:00Z T00:00:00Z 2000-02-24T00:00:00Z T00:00:00Z 2013-01-31T05:00:00Z The MODIS/Terra LST/E L3 Global 1 Km Grid (Short name: MOD11B1) products incorporate 6 km pixels, which are produced daily using the day/night LST algorithm (Wan and Li, 1997). This algorithm extracts ... http://gcmd.gsfc.nasa.gov/getdif.htm?[GCMD]MOD11C3 MODIS/Terra Land Surface Temperature/Emissivity Monthly L3 Global 0.05Deg CMG -180.0,-81.0,180.0,81.0 2002-07-04T00:00:00Z T00:00:00Z 2013-01-31T05:00:00Z The MODIS/Terra LST/E Monthly L3 Global CMG product (Short name: MOD11C3) is a monthly composited average, derived from the MOD11C1 daily global product, and stored as clear-sky LST values during ... http://gcmd.gsfc.nasa.gov/getdif.htm?[GCMD]MOD15A2 MODIS/Terra Leaf Area Index/FPAR 8-Day L4 Global 1km SIN Grid -180.0,-80.0,180.0,80.0 2000-02-18T00:00:00Z T00:00:00Z 2013-01-31T05:00:00Z The level-4 MODIS global Leaf Area Index (LAI) and Fraction of Photosynthetically Active Radiation (FPAR) product is composited every 8 days at 1-kilometer resolution on a Sinusoidal grid. Science ... http://gcmd.gsfc.nasa.gov/getdif.htm?[GCMD]MOD43B4 MODIS/Terra Nadir BRDF-Adjusted Reflectance 16-Day L3 Global 1km SIN Grid -180.0,-80.0,180.0,80.0 2000-07-11T00:00:00Z T00:00:00Z 2013-01-31T05:00:00Z This product has been decommissioned. Every 16 days, the MODIS BRDF/Albedo Product (MOD43B) algorithm relies on multi-date, atmospherically corrected, cloud-cleared data and a semi-empirical kernel-driven ... http://gcmd.gsfc.nasa.gov/getdif.htm?[GCMD]MOD09A1 MODIS/Terra Surface Reflectance 8-Day L3 Global 500m SIN Grid -180.0,-80.0,180.0,80.0 2000-02-18T00:00:00Z T00:00:00Z 2013-01-31T05:00:00Z The MODIS Surface Reflectance products are 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 ... http://gcmd.gsfc.nasa.gov/getdif.htm?[GCMD]MOD09GQ MODIS/Terra Surface Reflectance Daily L2G Global 250m SIN Grid -180.0,-90.0,180.0,80.0 2000-02-24T00:00:00Z T00:00:00Z 2013-01-31T05:00:00Z The MODIS Surface Reflectance products are 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 ... http://gcmd.gsfc.nasa.gov/getdif.htm?[GCMD]MOD09GQK MODIS/Terra Surface Reflectance Daily L2G Global 250m SIN Grid V005 -180.0,-90.0,180.0,90.0 2001-03-06T00:00:00Z T00:00:00Z 2013-01-31T05:00:00Z This product has been decommissioned. This MODIS 250-meter surface reflectance two-band product is computed from MODIS level-1B land Bands 1 and 2 (centered at 648 nanometers and 858 nanometers, ... http://gcmd.gsfc.nasa.gov/getdif.htm?[GCMD]MOD09GQK5 MODIS/Terra Surface Reflectance Daily L2G Global 250m SIN Grid V005 -180.0,-90.0,180.0,90.0 2001-03-06T00:00:00Z T00:00:00Z 2013-01-31T05:00:00Z This product has been decommissioned. This MODIS 250-meter surface reflectance two-band product is computed from MODIS level-1B land Bands 1 and 2 (centered at 648 nanometers and 858 nanometers, ... http://gcmd.gsfc.nasa.gov/getdif.htm?[GCMD]MOD09GHK MODIS/Terra Surface Reflectance Daily L2G Global 500m SIN Grid -180.0,-80.0,180.0,60.0 2000-06-09T00:00:00Z 2006-12-31T00:00:00Z 2013-01-31T05:00:00Z This product has been discontinued. The MODIS Surface Reflectance Daily L2G Global 500m SIN Grid product, MOD09GHK, is a seven-band product computed from the MODIS Level 1B land Bands 1-7. The product ... http://gcmd.gsfc.nasa.gov/getdif.htm?[GCMD]MOD09CMG MODIS/Terra Surface Reflectance Daily L3 Global 0.05Deg CMG -180.0,-90.0,180.0,80.0 2000-02-24T00:00:00Z T00:00:00Z 2013-01-31T05:00:00Z 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 ... http://gcmd.gsfc.nasa.gov/getdif.htm?[GCMD]MOD09GST MODIS/Terra Surface Reflectance Quality Daily L2G Global 1km SIN Grid -180.0,-80.0,180.0,60.0 2000-06-09T00:00:00Z 2006-12-31T00:00:00Z 2013-01-31T05:00:00Z This product has been discontinued. The MODIS level 2G 1km Surface Reflectance data state QA product, MOD09GST, is a restructured version of its primary input, the state QA data in MOD09_L2. This ... http://gcmd.gsfc.nasa.gov/getdif.htm?[GCMD]MOD14 MODIS/Terra Thermal Anomalies/Fire 5-Min L2 Swath 1km -180.0,-80.0,180.0,80.0 2000-02-24T00:00:00Z T00:00:00Z 2013-01-31T05:00:00Z MODIS Thermal Anomalies/Fire products are primarily derived from MODIS 4- and 11-micrometer radiances. The fire detection strategy is based on absolute detection of a fire (when the fire strength ... http://gcmd.gsfc.nasa.gov/getdif.htm?[GCMD]MOD14A2 MODIS/Terra Thermal Anomalies/Fire 8-Day L3 Global 1km SIN Grid -180.0,-80.0,180.0,80.0 2000-02-26T00:00:00Z T00:00:00Z 2013-01-31T05:00:00Z MODIS Thermal Anomalies/Fire products are primarily derived from MODIS 4- and 11-micrometer radiances. The fire detection strategy is based on absolute detection of a fire (when the fire strength ... http://gcmd.gsfc.nasa.gov/getdif.htm?[GCMD]MOD14A1 MODIS/Terra Thermal Anomalies/Fire Daily L3 Global 1km SIN Grid -180.0,-90.0,180.0,60.0 2000-02-26T00:00:00Z T00:00:00Z 2013-01-31T05:00:00Z MODIS Thermal Anomalies/Fire products are primarily derived from MODIS 4- and 11-micrometer radiances. The fire detection strategy is based on absolute detection of a fire (when the fire strength ... http://gcmd.gsfc.nasa.gov/getdif.htm?[GCMD]MOD44B MODIS/Terra Vegetation Continuous Fields Yearly L3 Global 500m SIN Grid -180.0,-80.0,180.0,80.0 2000-03-05T00:00:00Z T00:00:00Z 2013-01-31T05:00:00Z 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 ... http://gcmd.gsfc.nasa.gov/getdif.htm?[GCMD]MOD13C1 MODIS/Terra Vegetation Indices 16-Day L3 Global 0.05Deg CMG -180.0,-81.0,180.0,81.0 2000-02-18T00:00:00Z T00:00:00Z 2013-01-31T05:00:00Z Global MODIS vegetation indices are designed to provide consistent spatial and temporal comparisons of vegetation conditions. Blue, red, and near-infrared reflectances, centered at 470-nanometers, ... http://gcmd.gsfc.nasa.gov/getdif.htm?[GCMD]MOD13A2 MODIS/Terra Vegetation Indices 16-Day L3 Global 1km SIN Grid -180.0,-80.0,180.0,80.0 2000-02-18T00:00:00Z T00:00:00Z 2013-01-31T05:00:00Z Global MODIS vegetation indices are designed to provide consistent spatial and temporal comparisons of vegetation conditions. Blue, red, and near-infrared reflectances, centered at 469-nanometers, ... http://gcmd.gsfc.nasa.gov/getdif.htm?[GCMD]MOD13Q1 MODIS/Terra Vegetation Indices 16-Day L3 Global 250m SIN Grid -180.0,-80.0,180.0,80.0 2000-02-18T00:00:00Z T00:00:00Z 2013-01-31T05:00:00Z Global MODIS vegetation indices are designed to provide consistent spatial and temporal comparisons of vegetation conditions. Blue, red, and near-infrared reflectances, centered at 469-nanometers, ... http://gcmd.gsfc.nasa.gov/getdif.htm?[GCMD]MOD13A1 MODIS/Terra Vegetation Indices 16-Day L3 Global 500m SIN Grid -180.0,-81.0,180.0,81.0 2000-02-18T00:00:00Z T00:00:00Z 2013-01-31T05:00:00Z Global MODIS vegetation indices are designed to provide consistent spatial and temporal comparisons of vegetation conditions. Blue, red, and near-infrared reflectances, centered at 469-nanometers, ... http://gcmd.gsfc.nasa.gov/getdif.htm?[GCMD]MOD13A3 MODIS/Terra Vegetation Indices Monthly L3 Global 1km SIN Grid -180.0,-80.0,180.0,80.0 2000-02-01T00:00:00Z T00:00:00Z 2013-01-31T05:00:00Z Global MODIS vegetation indices are designed to provide consistent spatial and temporal comparisons of vegetation conditions. Blue, red, and near-infrared reflectances, centered at 469-nanometers, ... http://gcmd.gsfc.nasa.gov/getdif.htm?[GCMD]MCD43A3 MODIS/Terra+Aqua Albedo 16-Day L3 Global 0.05Deg CMG -180.0,-80.0,180.0,80.0 2000-02-18T00:00:00Z T00:00:00Z 2013-01-31T05:00:00Z The MODerate-resolution Imaging Spectroradiometer (MODIS) Albedo product (MCD43A3) provides 500 meter data describing both directional hemispherical reflectance (black-sky albedo) and bi-hemispherical ... http://gcmd.gsfc.nasa.gov/getdif.htm?[GCMD]MCD43C3 MODIS/Terra+Aqua Albedo 16-Day L3 Global 0.05Deg CMG -180.0,-80.0,180.0,80.0 2000-02-18T00:00:00Z T00:00:00Z 2013-01-31T05:00:00Z The MODerate-resolution Imaging Spectroradiometer (MODIS) Albedo product (MCD43C3) provides data describing both directional hemispherical reflectance (black-sky albedo) and bihemispherical reflectance ... http://gcmd.gsfc.nasa.gov/getdif.htm?[GCMD]MCD43B3 MODIS/Terra+Aqua Albedo 16-Day L3 Global 1km SIN Grid -180.0,-80.0,180.0,80.0 2000-02-18T00:00:00Z T00:00:00Z 2013-01-31T05:00:00Z The MODerate-resolution Imaging Spectroradiometer (MODIS) Albedo product (MCD43B3) provides 1-kilometer data describing both directional hemispherical reflectance (black-sky albedo) and bi-hemispherical ... http://gcmd.gsfc.nasa.gov/getdif.htm?[GCMD]MCD43B1 MODIS/Terra+Aqua BRDF/Albedo Model Parameters 16-Day L3 Global 1km SIN Grid -180.0,-80.0,180.0,80.0 2000-02-18T00:00:00Z T00:00:00Z 2013-01-31T05:00:00Z The MODerate-resolution Imaging Spectroradiometer (MODIS) BRDF/Albedo Model Parameters product (MCD43B1) contains three-dimensional (3D) data sets providing users with weighting parameters for the ... http://gcmd.gsfc.nasa.gov/getdif.htm?[GCMD]MCD43B2 MODIS/Terra+Aqua BRDF/Albedo Quality 16-Day L3 Global 1km SIN Grid -180.0,-80.0,180.0,80.0 2000-02-18T00:00:00Z T00:00:00Z 2013-01-31T05:00:00Z The MODerate-resolution Imaging Spectroradiometer (MODIS) BRDF/Albedo Quality product (MCD43B2) describes the overall condition of the other BRDF and Albedo products. MCD43B2 data are 16-day composites ... http://gcmd.gsfc.nasa.gov/getdif.htm?[GCMD]MCD43A2 MODIS/Terra+Aqua BRDF/Albedo Quality 16-Day L3 Global 500m SIN Grid -180.0,-80.0,180.0,80.0 2000-02-18T00:00:00Z T00:00:00Z 2013-01-31T05:00:00Z The MODerate-resolution Imaging Spectroradiometer (MODIS) BRDF/Albedo Quality product (MCD43A2) describes the overall condition of the other BRDF and Albedo products. MCD43A2 data are 16-day composites ... http://gcmd.gsfc.nasa.gov/getdif.htm?[GCMD]MCD43C2 MODIS/Terra+Aqua BRDF/Albedo Snow-free Quality 16-Day L3 Global 0.05Deg CMG -180.0,-80.0,180.0,80.0 2000-02-18T00:00:00Z T00:00:00Z 2013-01-31T05:00:00Z The MODerate-resolution Imaging Spectroradiometer (MODIS) BRDF/Albedo Snow-free Quality product (MCD43C2) is similar to the MCD43C1 Parameters product except that it describes only snow-free conditions ... http://gcmd.gsfc.nasa.gov/getdif.htm?[GCMD]MCD43C4 MODIS/Terra+Aqua Nadir BRDF-Adjusted Reflectance 16-Day L3 Global 0.05Deg CMG -180.0,-80.0,180.0,80.0 2000-02-18T00:00:00Z T00:00:00Z 2013-01-31T05:00:00Z The MODerate-resolution Imaging Spectroradiometer (MODIS) Reflectance product MCD43A4 provides 500-meter reflectance data adjusted using a bidirectional reflectance distribution function (BRDF) to ...