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MESSENGER: GRS and NS

April 15, 2009. MESSENGER Release 4 includes GRS and NS EDR data acquired through the second Mercury flyby (Oct. 20, 2008).

GRS and NS are the Gamma Ray Spectrometer and Neutron Spectrometer instruments on MESSENGER. The data sets are produced by the GRS/NS Science Team at Johns Hopkins University Applied Physics Laboratory, Laurel, Maryland.

GRS and NS Data Sets

Raw Data Products
GRS EDR - Gamma Ray Spectrometer Experiment Data Records
NS EDR - Neutron Spectrometer Experiment Data Records
Derived Data Products
GRS CDR - Gamma Ray Spectrometer Calibrated Data Records (Release 5 and later)
NS CDR - Neutron Spectrometer Calibrated Data Records (Release 5 and later)
Other derived products (Release 9)

Online Tools

Mercury Orbital Data Explorer - Provides search, display, and download  tools for this data set.

Related Information

The GRS Software Interface Specification (PDF, 264 KB)

The NS Software Interface Specification (PDF, 320 KB)

 

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Curator: Susan Slavney
NASA Official: Raymond E. Arvidson
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