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This data set consists of browse images acquired by the C-band Active Microwave Instrument (AMI) onboard the European Remote Sensing Satellite 2 (ERS-2) and provides only a general quality assessment of the ERS-2 AMI data.
Data Set ID:
NSIDC-0198
SMEX02 European Remote Sensing Satellite (ERS-2) AMI Data, Iowa, Version 1
This is the most recent version of these data.
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Geographic Coverage |
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Once you have logged in, you will be able to click and download files via a Web browser. There are also options for downloading via a command line or client. For more detailed instructions, please see Options Available for Bulk Downloading Data from HTTPS with Earthdata Login.
As a condition of using these data, you must cite the use of this data set using the following citation. For more information, see our Use and Copyright Web page.
Jackson, T. and R. Van der Velde. 2004. SMEX02 European Remote Sensing Satellite (ERS-2) AMI Data, Iowa, Version 1. [Indicate subset used]. Boulder, Colorado USA. NASA National Snow and Ice Data Center Distributed Active Archive Center. doi: https://doi.org/10.5067/PBP6FXMGFF7B. [Date Accessed].Collapse All / Open All
Detailed Data Description
Format
Data are JPEG format image files.
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File Naming Convention
The image files use the convention: ERSdaacmmddyy.jpg. For example, the file acquired on 7 July 2002 is "ERSdaac070502.jpg."
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File Size
File sizes range from 4.07 MB to 4.67 MB.
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Volume
Total volume of combined files is 13.3 MB.
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Spatial Coverage
Southernmost Latitude: 41.308° N
Northernmost Latitude: 42.389° N
Westernmost Longitude: -93.913° W
Easternmost Longitude: -93.017° W
The spatial coverage of each scene is shown in Table 1.
| date | latitude | longitude | latitude | longitude |
|---|---|---|---|---|
| 31 May | 42.216°N | 93.963°W | 41.179°N | 93.063°W |
| 5 July | 42.389°N | 93.913°W | 41.308°N | 93.017°W |
| 13 Sept | 42.372°N | 93.935°W | 41.294°N | 93.041°W |
Spatial Resolution
Pixel spacing is 12.5 m.
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Temporal Coverage
Data were gathered on 31 May, 5 July, and 13 September 2002.
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Parameter or Variable
C-band radar backscatter browse images.
Sample Data Record
The following is a small sample of the image file "ERSdaac070502.jpg."
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Software and Tools
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Data Acquisition and Processing
Sensor or Instrument Description
The C-band Active Microwave Instrument (AMI) onboard the ERS-2 space platform provides backscatter measurements around incidence angles of 23° and at VV polarization.
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References and Related Publications
Contacts and Acknowledgments
Thomas Jackson, Rogier Van der Velde
U.S. Department of Agriculture (USDA) Agriculture Research Service (ARS) National Soil Tilth Laboratory
Document Information
DOCUMENT CREATION DATE
June 2004
No technical references available for this data set.
How To
V0 Programmatic Data Access Guide
Data from the NASA National Snow and Ice Data Center Distributed Active Archive Center (NSIDC DAAC) can be accessed directly from our HTTPS file system. We provide basic command line Wget and curl instructions for HTTPS file system downloads below. For questions about programmatic access to NSIDC... read more
