Terra Product Descriptions: MOD09GA

Last update: February 11, 2021

Data Set Short Name:
MOD09GA

Data Set Long Name:
MODIS/Terra Surface Reflectance Daily L2G Global 1km and 500m

Platform:
Terra

Instrument:
MODIS

Product Description:
The MODIS Near Real Time (NRT) level-2G Global 500 m and 1 km product MOD09GA provides Bands 1-7 in a daily gridded L2G product in the Sinusoidal projection which includes 500-meter reflectance values and 1-kilometer observation and geolocation statistics. 500-meter Science Data Sets provided by this product include reflectance for Bands 1-7 a quality rating observation coverage observation number and 250-meter scan information. 1-kilometer Science Data Sets provided include number of observations quality state, sensor angles, solar angles, geolocation flags, and orbit pointers.
Additional information at LPDAAC:

https://lpdaac.usgs.gov/dataset_discovery/modis/modis_products_table

Production Frequency:
331 file per day

Spatial Coverage:
Global

Spatial Resolution:
1km and 500m

File Size (MB):
~84

Citation:
Eric Vermote, Robert Wolfe - NASA GSFC and MODAPS SIPS-NASA. (2017). MOD09GA MODIS and the Terra Surface Reflectance Daily L2G Global 1km and 500m SIN Grid .061. NASA EOSDIS LP DAAC. http://doi.org/10.5067/MODIS/MOD09GA.006

Dataset Originator/Creator:
MODIS Land Science Team/MODIS Adaptive Processing System (MODAPS)

Data Authors:
Eric Vermote

Dataset DOI:
http://doi.org/10.5067/MODIS/MOD09GA.NRT.061