Scene acquisition times for Landsat images are listed in the online metadata files, which can be accessed by searching the particular scene on EarthExplorer or GloVis. Scenes processed after February 9, 2009 also include the acquisition times in the .mtl...
LandsatLook images are full resolution .jpeg files that are included as options when downloading Landsat data from EarthExplorer, GloVis, or via the LandsatLook Viewer.The following products are available, and are useful for image selection and visual...
Landsat 8 data products are processed to be consistent with the existing Landsat 1 to Landsat 7 Level-1 data products.The Level 1 Product and LandsatLook (full-resolution jpg) files are available for download at no charge from GloVis, EarthExplorer or...
The Worldwide Reference System (WRS) is a global notation used in cataloging Landsat data. Landsat 8 and Landsat 7 follow the WRS-2, as did Landsat 5 and Landsat 4. Landsat 1, Landsat 2, and Landsat 3 followed WRS-1.Shape files for WRS-1 and -2 (path/row...
Landsat has the optimal ground resolution and spectral bands to efficiently track land use and to document land change due to climate change, urbanization, drought, wildfire, biomass changes (carbon assessments), and a host of other natural and human-...
The LDCM Long Term Acquisition Plan (LTAP-8) and the Landsat 7 Long Term Acquisition Plan (LTAP) direct the acquisition of Landsat 8 and Landsat 7 scenes, respectively. Seasonality, land definition, historical cloud cover, gain settings, and sun angle...
Landsat 8's Operational Land Imager (OLI) and Thermal Infrared Sensor (TIRS) sensors provide improved signal-to-noise (SNR) radiometric performance quantized over a 12-bit dynamic range.This translates into 4096 potential grey levels in an image compared...
The percentage of cloud cover is calculated when raw mission data from Landsat Thematic Mapper (TM) and Enhanced Thematic Mapper Plus (ETM+) are processed to Level-0R during ingest into the archive using the Automatic Cloud Cover Assessment (ACCA)...
These pages provide the latest details and product information about each Landsat sensor:Landsat 8 Operational Land Imager (OLI) and Thermal Infrared Sensor (TIRS)Landsat 7 Enhanced Thematic Mapper Plus (ETM+)Landsat 4-5 Thematic Mapper (TM)Landsat 1-5...
Landsat is recognized globally to be a unique data set and the standard for land use trends and land change detection. Its community of users is considered to be broad and wide-ranging, touching nearly every field in land management and the terrestrial...