Satellites - Broadcast Data

This page allows for the display of GPS ephemeris, almanac, UTC and Ionospheric corrections. The information displayed here is the most recent information decoded by the NetRS.

The details of each of the individual fields can be obtained from the GPS Interface Control Document, ICD200C. This document is available from the US Coast Guard site at the following location:

http://www.navcen.uscg.gov/pubs/gps/icd200/default.htm

The parameters available on this page are described in chapter 20. In particular see the following:

Table 20-II - Ephemeris data definitions
Table 20-III - Ephemeris parameters.
Table 20-VI - Almanac parameters.
Table 20-VII - NAV data health indicators.
Table 20-IX - UTC parameters.
Table 20-X - Ionospheric parameters.

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