Landsat 7 archive now online
Rick Wessels
rwessels at usgs.gov
Thu Sep 12 18:05:25 MDT 2002
Dear GLIMS colleagues,
We are pleased to announce that much of the Landsat 7 ETM+ data that the Regional Centers ordered is now available online. John Dwyer and others at the EROS Data Center (EDC) have constructed an anonymous ftp site with Landsat data sorted into directories for each regional center. We will have almost 150 scenes online.
The FTP data directories contain ETM+ data and browse images. The general structure is an over-arching GLIMS directory, under which exists a subdirectory for each RC. Under the RC subdirectories are an ASTER and a Landsat7 subdirectory. We're populating the Landsat7 subdirectory with each band as a separate file that has been Gzip-compressed. There is a Readme file, and a browse
image, for each scene. All of the scenes are in Geotiff format.
To access the data:
1. ftp edcsgs16.cr.usgs.gov
(or ftp://edcsgs16.cr.usgs.gov/orders/glims using internet explorer)
2. User=anonymous, Password=Your_email_address
3. cd /orders/glims
4. ls (to list the Regional Center subdirectories)
5. cd RC__ (to the RC of interest)
6. cd Landsat7
7. binary (set to binary for transfer)
Please contact John Dwyer (dwyer at usgs.gov)or Rick Wessels (rwessels at usgs.gov) if you have any problems accessing the data.
I've included a list of regional center numbers below:
RC Location
-- ----------------------------------------
1 Greenland
2 Scandanavia
3 Arctic Canada
4 Alaska
5 W. USA
6 W. Antarctica
8 Chinese Himalaya
9 New Zealand
10 Southwestern Asia (Pakistan-Afganistan)
11 European Alps
12 Himalaya (India-Nepal-Bhutan)
13 Peru and Africa
13 Peru and Africa
14 East Antarctica betw 45 and 160 deg+Hear
15 Southern Ocean Islands
16 Russian Glaciers (exact bounds of RC TBD)
17 Russian & former Soviet Union(Tajik-Uzbek
18 Antarctic Pennisula
19 Svalbard-Jan Mayen-Bouvet
20 Chile-Argentina-S. Bolivia
21 Mexico
22 Iceland
23 Western Canada
24 S. of Antarctic Peninsula
25 Irian Jaya
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Rick Wessels rwessels at usgs.gov
U.S. Geological Survey Phone(928)-556-7022
2255 N. Gemini Drive FAX -7014
Flagstaff, AZ 86001
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