urn:nasa:pds:psyche.grs:document 3.0 1.22.0.0 Product_Collection 2026 This documentation collection includes documentation describing the raw and calibrated data collections from the Gamma Ray Spectrometer (GRS) instrument flown aboard the Psyche spacecraft of NASA's Psyche mission. DataCollector David Lawrence https://orcid.org/0000-0002-7696-6667 1 Johns Hopkins University Applied Physics Laboratory DataCollector Patrick Peplowski https://orcid.org/0000-0001-7154-8143 2 Johns Hopkins University Applied Physics Laboratory DataCollector Raymond Espiritu https://orcid.org/0000-0002-5091-827X 3 Johns Hopkins University Applied Physics Laboratory DataCurator Ernest Cisneros https://orcid.org/0000-0003-3859-058X 1 Arizona State University DataCurator Lauren Auchterlonie https://orcid.org/0009-0009-5036-9010 2 Arizona State University 2026-02-12 3.0 Update of collection for data products from 2025-07-01 to 2025-09-30 including version 3 of the SIS document 2025-08-12 2.0 Update of collection for data products from 2025-04-01 to 2025-06-30 including version 2 of the SIS document 2025-03-14 1.0 Initial Version Psyche Mission Mission urn:nasa:pds:context:investigation:mission.psyche collection_to_investigation The Psyche Spacecraft Host urn:nasa:pds:context:instrument_host:spacecraft.psyche is_instrument_host The Psyche Gamma Ray Spectrometer (GRS) aboard the Psyche spacecraft Instrument Instrument consisting of a gamma ray sensor surrounded by a plastic scintillator. The scintillator serves three functions: active background rejection, fast neutron measurements, and galactic cosmic ray measurements. urn:nasa:pds:context:instrument:psyche.grs is_instrument urn:nasa:pds:context:resource:resource.psyche.grs_online has_resource Document collection_document_inventory.csv inventory_collection.document collection_inventory.document 0 PDS DSV 1 2 Carriage-Return Line-Feed Comma 2 0 259 Member Status 1 ASCII_String 1 This columns specifies the Member Status of the files that comprise the collection. LIDVID_LID 2 ASCII_LIDVID_LID 255 This columns specifies the LIDVID of the files that comprise the collection. inventory_has_member_product