GPS Data Analysis & Products

The ESOC IGS Analysis Centre generates the following IGS products:

• ULTRA-RAPID (3 hours delay since last processed observation is collected):
• Daily Ultra-Rapid Orbits of 00:00. Click HERE to see a graphic comparing accuracy of the various IGS Analysis Centres.
• Daily Ultra-Rapid Sat. Clock Bias Predictions of 00:00. Click each link for comparisons to IGS Rapid clocks:
  • Block IIR
  • Block IIA-Rubidium
  • Block IIA-Ceasium
  • Block II
• Daily Ultra-Rapid Orbits of 12:00. Click HERE to see a graphic comparing accuracy of the various IGS Analysis Centres.
• Daily Ultra-Rapid Sat. Clock Bias Predictions of 12:00. Click each link for comparisons to IGS Rapid clocks:
  • Block IIR
  • Block IIA-Rubidium
  • Block IIA-Ceasium
  • Block II
• RAPID (16 hours delay since last processed observation is collected):
• Daily Rapid Orbits (e.g. esawwwwd.eph)*. Click here to see a graphic comparing accuracy of the various IGS Analysis Centres
• Daily Rapid ERP's (e.g. esawwwwd.erp). Click here to see a graphic comparing them to the IERS values
• FINAL (11 days delay since last processed observation is collected):
• Orbits (e.g. esawwwwd.eph). Click here to see a graphic comparing accuracy of the various IGS Analysis Centres
• ERP's (e.g. esawwww7.erp). Click here to see a graphic comparing them to the IERS values
• Weekly Summary (e.g. esawwww7.sum)
• SINEX file (e.g. esawwww7.snx)
• Tropospheric delay files (e.g. esawwwwd.tro)
• PREDICTED (Every day the orbit of 2 days ahead is predicted):
• Orbits (e.g. espwwwwd.eph). Click here to see a graphic comparing accuracy of the various IGS Analysis Centres

* wwww: gps week , d: week day (0-6) , 7: weekly

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