IGS Station Data Availability at Global Data Centers

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The IGS collects, archives, and distributes GPS observation data sets of sufficient accuracy to meet the objectives of a wide range of scientific and engineering applications and studies.

Learn more about IGS Archive Locations here: http://kb.igs.org/hc/en-us/articles/202054393-IGS-FTP-Sites

IGS Data Table
  Latency Updates Sample Interval Archive locations
Ground observations  
GPS & GLONASS ~1 day daily 30 sec

CDDIS(US-MD)
SOPAC(US-CA)
IGN(FR)
KASI(S. KOREA)

~1 hour hourly 30 sec CDDIS(US-MD)
SOPAC(US-CA)
IGN(FR)
KASI(S. KOREA)
~15 min 15 min 1 sec(*) CDDIS(US-MD)
IGN(FR)
(*) Note: Selected subhourly stations have sampling intervals 1 sec < t < 10 sec)
GPS Broadcast ephemerides ~1 day daily   CDDIS(US-MD)
SOPAC(US-CA)
IGN(FR)
~1 hour hourly   CDDIS(US-MD)
SOPAC(US-CA)
IGN(FR)
~15 min 15 min   CDDIS(US-MD)
IGN(FR)
GLONASS Broadcast ephemerides ~1 day daily daily CDDIS(US-MD)
IGN(FR)
Meterological ~1 day daily 5 min CDDIS(US-MD)
SOPAC(US-CA)
IGN(FR)
KASI(S. KOREA)
~1 hour hourly 5 min CDDIS(US-MD)
IGN(FR)
Low-earth orbiter observations  
GPS ~4 days daily 10 sec CDDIS(US-MD)

 

[Last updated February 2016]

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