Satellite Laser Ranging (SLR) Data Handling File for the International Laser Ranging Service (ILRS) extension of the International Terrestrial Reference Frame 2020 (ITRF2020) TRF Model with additional SLR sites

Published by CDDIS | National Aeronautics and Space Administration | Metadata Last Checked: October 29, 2025 | Last Modified: 2025-09-11

Corrections to SLR tracking data collected from various tables on CDDIS, resolutions from the ILRS/ASC (AWG) meetings, the T2L2 @ Jason-2 project (July 2008 to December 2017), the final results of the ILRS Station Systematic Error Monitoring--SSEM project, amended with results from its 2023 extension as an ongoing project, SSEM-X.

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earth-science-geodetics-solid-earth-coordinate-reference-system-global-coordinate-reference-sys earth-science-geodetics-solid-earth-geoid-characteristics

Complete Metadata

bureauCode	[ "026:00" ]
identifier	10.5067/SLR/slrf_2020_DHF_001
landingPage	https://cddis.nasa.gov/archive/slr/products/resource
programCode	[ "026:000" ]
spatial	["GEODETIC",[{"NorthBoundingCoordinate":90,"WestBoundingCoordinate":-180,"EastBoundingCoordinate":180,"SouthBoundingCoordinate":-90}]]
temporal	1976-05-01/1976-05-01
theme	[ "Earth Science" ]