ODY MARS GAMMA RAY SPECTROMETER 2 EDR V1.0
The Odyssey Gamma Ray Spectrometer (GRS) Experiment Data Records (EDRs) are raw, uncalibrated spectra and ancillary data acquired by the Gamma Ray Subsystem -- the Gamma Sensor Head (GSH), the Neutron Spectrometer (NS), and the High Energy Neutron Detector (HEND).