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Table · collection · 1992

Ground-Based Global Navigation Satellite System (GNSS) Mixed Broadcast Ephemeris Data (30-second sampling, hourly files) from NASA CDDIS

Listed in NASA Earthdata CMR and NASA Data Portal — shown once because both records carry DOI 10.5067/gnss/gnss_hourly_x_001

This dataset consists of ground-based Global Navigation Satellite System (GNSS) Mixed Broadcast Ephemeris Data (daily files) from the NASA Crustal Dynamics Data Information System (CDDIS).

Description

GNSS provide autonomous geo-spatial positioning with global coverage. GNSS data sets from ground receivers at the CDDIS consist primarily of the data from the U.S. Global Positioning System (GPS) and the Russian GLObal NAvigation Satellite System (GLONASS).

Since 2011, the CDDIS GNSS archive includes data from other GNSS (Europe’s Galileo, China’s Beidou, Japan’s Quasi-Zenith Satellite System/QZSS, the Indian Regional Navigation Satellite System/IRNSS, and worldwide Satellite Based Augmentation Systems/SBASs), which are similar to the U.S. GPS in terms of the satellite constellation, orbits, and signal structure. The daily GNSS broadcast ephemeris files contain one hour of mixed multi-GNSS navigation (30-second sampling) data in RINEX format from a global permanent network of ground-based receivers, one file per site.

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Catalogue records · 3

Topics

Inferred from text
Geoinformatics 69%
Provenance · 2 source records, 52 field assertions
SourceKeyLast seenRaw
NASA Earthdata CMRC1604132128-CDDIS15 d agoJSON v1
NASA Data Portal47634d84-dfdb-45a8-9152-e74cacd54fe612 d agoJSON v1
FieldAssertionExtractorEvidence
access_levelsource · NASA CMRconnector:nasa_cmr@1.0.0
concepts[field].anzsrc:group:3704enrichment · NASA CMRtaxonomy-embedding@1.0.0title+keywords+description (69%)
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:beidou-psource · NASA CMRconnector:nasa_cmr@1.0.0
concepts[instrument].gcmd_instrument:galileo-psource · NASA CMRconnector:nasa_cmr@1.0.0
concepts[instrument].gcmd_instrument:glonass-psource · NASA CMRconnector:nasa_cmr@1.0.0
concepts[instrument].gcmd_instrument:gnss-receiversource · NASA CMRconnector:nasa_cmr@1.0.0
concepts[instrument].gcmd_instrument:gpspsource · NASA CMRconnector:nasa_cmr@1.0.0
concepts[instrument].gcmd_instrument:irnss-psource · NASA CMRconnector:nasa_cmr@1.0.0
concepts[instrument].gcmd_instrument:qzss-psource · NASA CMRconnector:nasa_cmr@1.0.0
concepts[instrument].gcmd_instrument:sbas-psource · NASA CMRconnector:nasa_cmr@1.0.0
concepts[measured_variable].gcmd:earth-science/solid-earth/geodetics/coordinate-reference-system/country-regional-coordinate-reference-systemsource · NASA CMRconnector:nasa_cmr@1.0.0
concepts[measured_variable].gcmd:earth-science/solid-earth/geodetics/coordinate-reference-system/global-coordinate-reference-systemsource · NASA CMRconnector:nasa_cmr@1.0.0
concepts[measured_variable].gcmd:earth-science/solid-earth/geodetics/ellipsoid-characteristicssource · NASA CMRconnector:nasa_cmr@1.0.0
concepts[measured_variable].gcmd:earth-science/solid-earth/geodetics/geoid-characteristicssource · NASA CMRconnector:nasa_cmr@1.0.0
concepts[measured_variable].gcmd:earth-science/solid-earth/gravity-gravitational-field/control-surveyssource · NASA CMRconnector:nasa_cmr@1.0.0
concepts[measured_variable].gcmd:earth-science/solid-earth/gravity-gravitational-field/gravitysource · NASA CMRconnector:nasa_cmr@1.0.0
concepts[measured_variable].gcmd:earth-science/solid-earth/gravity-gravitational-field/polar-motion/annual-elliptical-componentsource · NASA CMRconnector:nasa_cmr@1.0.0
concepts[measured_variable].gcmd:earth-science/solid-earth/gravity-gravitational-field/polar-motion/chandler-circular-componentsource · NASA CMRconnector:nasa_cmr@1.0.0
concepts[measured_variable].gcmd:earth-science/solid-earth/gravity-gravitational-field/rotational-motion-variations/rotational-rate-speedsource · NASA CMRconnector:nasa_cmr@1.0.0
concepts[measured_variable].gcmd:earth-science/solid-earth/gravity-gravitational-field/satellite-orbits-revolution/angle-of-elevationsource · NASA CMRconnector:nasa_cmr@1.0.0
concepts[measured_variable].gcmd:earth-science/solid-earth/gravity-gravitational-field/satellite-orbits-revolution/angle-of-inclinationsource · NASA CMRconnector:nasa_cmr@1.0.0
concepts[measured_variable].gcmd:earth-science/solid-earth/gravity-gravitational-field/satellite-orbits-revolution/orbital-positionsource · NASA CMRconnector:nasa_cmr@1.0.0
concepts[measured_variable].gcmd:earth-science/solid-earth/gravity-gravitational-field/satellite-orbits-revolution/orbit-typesource · NASA CMRconnector:nasa_cmr@1.0.0
concepts[measured_variable].gcmd:earth-science/solid-earth/gravity-gravitational-field/satellite-orbits-revolution/orbit-velocitysource · NASA CMRconnector:nasa_cmr@1.0.0
concepts[measured_variable].gcmd:earth-science/solid-earth/tectonics/earthquakes/earthquake-magnitude-intensitysource · NASA CMRconnector:nasa_cmr@1.0.0
concepts[measured_variable].gcmd:earth-science/solid-earth/tectonics/plate-tectonics/crustal-motion/crustal-motion-directionsource · NASA CMRconnector:nasa_cmr@1.0.0
concepts[measured_variable].gcmd:earth-science/solid-earth/tectonics/plate-tectonics/crustal-motion/crustal-motion-ratesource · NASA CMRconnector:nasa_cmr@1.0.0
concepts[measured_variable].gcmd:earth-science/solid-earth/tectonics/plate-tectonics/fault-movement/fault-movement-directionsource · NASA CMRconnector:nasa_cmr@1.0.0
concepts[measured_variable].gcmd:earth-science/solid-earth/tectonics/plate-tectonics/fault-movement/fault-movement-ratesource · NASA CMRconnector:nasa_cmr@1.0.0
concepts[measured_variable].gcmd:earth-science/solid-earth/tectonics/plate-tectonics/plate-boundariessource · NASA CMRconnector:nasa_cmr@1.0.0
concepts[measured_variable].gcmd:earth-science/solid-earth/tectonics/plate-tectonics/strainsource · NASA CMRconnector:nasa_cmr@1.0.0
concepts[platform].gcmd_platform:beidousource · NASA CMRconnector:nasa_cmr@1.0.0
concepts[platform].gcmd_platform:galileosource · NASA CMRconnector:nasa_cmr@1.0.0
concepts[platform].gcmd_platform:glonasssource · NASA CMRconnector:nasa_cmr@1.0.0
concepts[platform].gcmd_platform:gpssource · NASA CMRconnector:nasa_cmr@1.0.0
concepts[platform].gcmd_platform:ground-stationssource · NASA CMRconnector:nasa_cmr@1.0.0
concepts[platform].gcmd_platform:irnsssource · NASA CMRconnector:nasa_cmr@1.0.0
concepts[platform].gcmd_platform:qzsssource · NASA CMRconnector:nasa_cmr@1.0.0
concepts[platform].gcmd_platform:sbassource · NASA CMRconnector:nasa_cmr@1.0.0
created_datesource · NASA CMRconnector:nasa_cmr@1.0.0
descriptionsource · NASA CMRconnector:nasa_cmr@1.0.0/umm/Abstract
license_textsource · NASA CMRconnector:nasa_cmr@1.0.0
publication_datesource · NASA CMRconnector:nasa_cmr@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