DORIS > Doppler Orbitography and Radiopositioning Integrated by Satellite Details
  • Component Update Information
  • Last Updater
  • export_comp_migrate.sql
  • Last Updated
  • 2012-02-23 11:59:44 EST
  • Date Created
  • 2012-02-23 11:59:44 EST
  • DORIS > Doppler Orbitography and Radiopositioning Integrated by Satellite Extras
  • Uuid
  • 8293FAD4B8DD75F2E040AC8C5AB4576F
  • Owner
  • richard.fozzard
  • Index Data
  • DORIS > Doppler Orbitography and Radiopositioning Integrated by Satellite
  • XML
  • <gmi:MI_Instrument xmlns:gmi="http://www.isotc211.org/2005/gmi" uuid="8293FAD4B8DD75F2E040AC8C5AB4576F"><gmi:identifier><gmd:MD_Identifier xmlns:gmd="http://www.isotc211.org/2005/gmd"><gmd:code><gco:CharacterString xmlns:gco="http://www.isotc211.org/2005/gco">DORIS &gt; Doppler Orbitography and Radiopositioning Integrated by Satellite</gco:CharacterString></gmd:code></gmd:MD_Identifier></gmi:identifier><gmi:type><gco:CharacterString xmlns:gco="http://www.isotc211.org/2005/gco">positioning/navigation</gco:CharacterString></gmi:type><gmi:description><gco:CharacterString xmlns:gco="http://www.isotc211.org/2005/gco">Instrument Type: positioning/navigation, Operational Mode: , Collection Type: radio, Other Information: DORIS is based on the accurate measurement of the Doppler shift of radiofrequency signals transmitted from ground-based beacons and received onboard the spacecraft when it passes over. Measurements are made at two frequencies: 2.03625 GHz for precise Doppler measurement and 401.25 MHz for ionospheric correction. The 401.25 MHz measurement is also used for time tagging and auxiliary data.</gco:CharacterString></gmi:description><gmi:mountedOn/></gmi:MI_Instrument>