Get Data / Find Data (API) | Alaska Satellite Facility

A Great Way to Find Lots of Data

A Sentinel-1 synthetic aperture radar (SAR) image shows part of Alaska's mountainous, glacier-rich Kenai Peninsula. Copernicus Sentinel data 2014

Learn by doing! Try the interactive API pane for instant results. Choose keywords and copy commands to your own scripts.

Overview, with a streamlined guide to building a command and to searching, visualizing, and downloading data.

Step-by-step instructions to building the three parts of an API command. For beginners and everyone else.

API URL: https://api.daac.asf.alaska.edu/services/search/param?keyword=value\&...

Keywords: See the Learn by Doing page for a full list of keywords.

Output: Default output format is metalink; users can also specify CSV or KML. JSON output is available but only returns a small number of fields.

Authenticate* and Download: Linux/Mac Examples

Aria2 — Download Known Granule
	aria2c --http-auth-challenge=true --http-user=CHANGE_ME --http-passwd='CHANGE_ME' "https://api.daac.asf.alaska.edu/services/search/param?granule_list=S1A_EW_GRDM_1SDH_20151003T040339_20151003T040443_007983_00B2A6_DDE4&output=metalink"
Aria2 — Download Based on Platform and Time-Range Search
	aria2c --http-auth-challenge=true --http-user=CHANGE_ME --http-passwd='CHANGE_ME' "https://api.daac.asf.alaska.edu/services/search/param?platform=Sentinel-1A&intersectsWith=point(-122.425 37.77)&start=2016-07-01T00:00:00&output=metalink"
Wget — Download Known Metalink
	wget -c --http-user=CHANGE_ME --http-password='CHANGE_ME' "https://datapool.asf.alaska.edu/GRD_MD/SA/S1A_EW_GRDM_1SDH_20151003T040339_20151003T040443_007983_00B2A6_DDE4.zip"

*Use Earthdata username and password