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Table · collection · 2025

Satellite Laser Ranging (SLR) Observation Data Summary (full-rate, monthly files) from NASA CDDIS

Listed in NASA Earthdata CMR and NASA Data Portal — shown once because both records carry DOI 10.5067/slr/slr_data_monthlysum_fr_001

Full-rate data include all valid satellite returns and are thus larger in volume; these data are not routinely provided by all stations in the laser tracking network.

Description

Full-rate data are useful for both engineering evaluation and scientific applications (e.g., studying the performance of retroreflectors, discerning satellite signatures, understanding the statistical nature of satellite returns, calibration of satellite targets, validating system quality of laser station co-locations, etc.).

Although many of these studies are of an engineering nature, the results have an important impact on the quality of the scientific output. Full-rate data are transmitted in daily files containing all data received in the previous 24-hour period. The CDDIS then updates monthly, satellite-specific files from these daily files.

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The summary files summarize the data passes of the monthly full-rate data files. CRD format started testing in 2008 and became operational in January 2011. ILRS/CSTG formats were used for normal point data from 1976 through 2011.

Links

Topics

Stated by source
Geodetics · NOT APPLICABLE · SATELLITES
Provenance · 2 source records, 17 field assertions
SourceKeyLast seenRaw
NASA Earthdata CMRC3242607946-CDDIS15 d agoJSON v1
NASA Data Portal75c65571-b0d3-4991-ba09-59868844a29912 d agoJSON v1
FieldAssertionExtractorEvidence
access_levelsource · NASA CMRconnector:nasa_cmr@1.0.0
concepts[field].local:field:astronomymapping · data nasa govconnector:data_nasa_gov@1.0.0
concepts[field].local:field:earth-environmentalmapping · data nasa govconnector:data_nasa_gov@1.0.0
concepts[field].local:field:ocean-atmosphericmapping · data nasa govconnector:data_nasa_gov@1.0.0
concepts[field].local:field:physicsmapping · data nasa govconnector:data_nasa_gov@1.0.0
concepts[instrument].gcmd_instrument:not-applicablesource · NASA CMRconnector:nasa_cmr@1.0.0
concepts[measured_variable].gcmd:earth-science/solid-earth/geodeticssource · NASA CMRconnector:nasa_cmr@1.0.0
concepts[platform].gcmd_platform:satellitessource · NASA CMRconnector:nasa_cmr@1.0.0
created_datesource · data nasa govconnector:data_nasa_gov@1.0.0
descriptionsource · NASA CMRconnector:nasa_cmr@1.0.0/umm/Abstract
license_textsource · data nasa govconnector:data_nasa_gov@1.0.0
publication_datesource · data nasa govconnector:data_nasa_gov@1.0.0
spatialsource · NASA CMRconnector:nasa_cmr@1.0.0/umm/SpatialExtent
temporalsource · NASA CMRconnector:nasa_cmr@1.0.0/umm/TemporalExtents
titlesource · NASA CMRconnector:nasa_cmr@1.0.0/umm/EntryTitle
updated_datesource · data nasa govconnector:data_nasa_gov@1.0.0
version_labelsource · NASA CMRconnector:nasa_cmr@1.0.0