https://cdn.earthdata.nasa.gov/conduit/upload/5182/KeywordsCommunityGuide_Baseline_v1_SIGNED_FINAL.pdf 24.9 2026-09-30T10:52:06.201Z https://gcmd.earthdata.nasa.gov/KeywordViewer/scheme/instruments/1707b0ef-5e6f-4abc-bd7b-905c4ea18ba7 Gravimeters Date=2015-12-29 User Id=aaleman Entity=NarrowerRelation Operation=INSERT User Note=Insert Concept System Note=add narrower relation New Value=Gravimeters [1707b0ef-5e6f-4abc-bd7b-905c4ea18ba7,145151] - ZLS [421591cb-6858-4419-877d-43fb1c44029f,158587] Date=2019-04-30 User Id=sritz Entity=NarrowerRelation Operation=INSERT User Note=Insert Concept System Note=add narrower relation New Value=Gravimeters [1707b0ef-5e6f-4abc-bd7b-905c4ea18ba7,346415] - FG5 [f5cbbf7c-a3b6-4969-9ae9-0fdb3e86e23b,368733] Date=2018-06-04 User Id=tstevens Entity=NarrowerRelation Operation=INSERT User Note=Insert Concept System Note=add narrower relation New Value=Gravimeters [1707b0ef-5e6f-4abc-bd7b-905c4ea18ba7,346415] - LGS [e7c8ddfc-c3c5-4fdd-a44c-80df5b95200a,367639] Date=2015-12-28 User Id=aaleman Entity=NarrowerRelation Operation=INSERT User Note=Insert Concept System Note=add narrower relation New Value=Gravimeters [1707b0ef-5e6f-4abc-bd7b-905c4ea18ba7,145151] - AIRGrav [5f8418fd-1a24-4b72-a3c9-8fc907366abf,158583] Date=2013-08-28 User Id=aaleman Entity=NarrowerRelation Operation=INSERT User Note=Insert Concept System Note=add narrower relation New Value=Gravimeters [1707b0ef-5e6f-4abc-bd7b-905c4ea18ba7,75345] - CMG-GT-1A [c4c7ec2f-6edb-4564-b6aa-49bae3a8e900,105765] Date=2013-10-18 User Id=aaleman Entity=NarrowerRelation Operation=DELETE User Note=Move Concepts System Note=delete narrower relation Old Value=Gravimeters [1707b0ef-5e6f-4abc-bd7b-905c4ea18ba7,75345] - CMG-GT-1A [c4c7ec2f-6edb-4564-b6aa-49bae3a8e900,105765] Date=2015-12-28 User Id=aaleman Entity=NarrowerRelation Operation=INSERT User Note=Insert Concept System Note=add narrower relation New Value=Gravimeters [1707b0ef-5e6f-4abc-bd7b-905c4ea18ba7,145151] - BGM-3 [fe6df97e-c1cd-466a-8c57-09b4a48e5cb5,158579] Date=2024-12-04 User Id=tstevens Entity=Definition Operation=INSERT System Note=insert Definition New Value=id: null text: A device used to measure variations in the Earth's gravitational field, providing information about the location and density of underground rock formations. It detects differences in gravity caused by geological influences and helps in prospecting for oil and minerals. language code: en A device used to measure variations in the Earth's gravitational field, providing information about the location and density of underground rock formations. It detects differences in gravity caused by geological influences and helps in prospecting for oil and minerals. 2024-12-04 10:50:20.0