1. Global Navigation Satellite System (GNSS) Ionosphere Vertical Total Electron Content (VTEC) Predicted Product from NASA CDDIS
  2. temporal
  3. 2012
  4. 01
  5. 12
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gps_products_ionex_2012_012_i2pg0120.12i.Z
gps_products_ionex_2012_012_i1pg0120.12i.Z