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2001 Mars Odyssey: GRS

March 30, 2012. Release 39 of Odyssey data covers the period July 1 - September 30, 2011. This release includes EDRs, Derived HEND Data (DHD), and Averaged Hend Data (AHD). Due to spacecraft orientation there are no new Derived Neutron Spectrometer Data (DND) in this release, and only one new Averaged Neutron Spectrometer Data (AND) product . See the ERRATA.TXT file in each data set for details.

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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