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2001 Mars Odyssey: GRS

March 12, 2009. Release 27 of Odyssey data covers the period July 1 - September 30, 2008. No raw or derived GRS science data products were generated during this period because the GRS instrument suite was turned off from mid-June through November 6, 2008. This release does include some engineering and message data EDRs.

The GRS instrument suite includes the Gamma Ray Spectrometer (GRS), Neutron Spectrometer (NS), and High Energy Neutron Detector (HEND). GRS data sets are produced by the GRS Science Team at the University of Arizona (UA). They are archived by the Geosciences Node.

GRS Home Page at the University of Arizona

GRS Data Node at the University of Arizona

The GRS Data Node, a satellite of the Geosciences Node, provides online custom-generated GRS products, tailored to the user's latitude-longitude and time range specifications.

GRS Data Sets:

Raw Data Products    
Raw, uncalibrated gamma ray, neutron, and HEND data (EDRs), plus ancillary data (pulser spectra, profile data, command lists, message logs, event logs, engineering and channelized data) Online Access PDS-D Search
Intermediate Derived Data Products    
Corrected gamma spectra (CGS) Online Access PDS-D Search
Summed gamma spectra (SGS) Online Access PDS-D Search
Derived neutron data (DND) Online Access PDS-D Search
Averaged neutron data (AND) Online Access PDS-D Search
Derived HEND data (DHD) Online Access PDS-D Search
Averaged HEND data (AHD) Online Access PDS-D Search
Higher Derived Data Products    
Element concentration maps Online Access
Special Products    
Custom products from the GRS Data Node Online Access
Gamma sensor hydrogen peaks,
NS thermal, epithermal, and fast neutron maps,
HEND epithermal and fast neutron maps
Online Access

 

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Curator: Susan Slavney
NASA Official: Raymond E. Arvidson
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