The standard format of the GPS situation appeared in SPX-518 . It provides many links to GPS related databases. Additional information is not available. Dec Miscellaneous Items. It will be launched in April 1999 from STS 93.
Some data are on line for electronic access.
Information on the current status of the instruments on board from the investigators will be most welcomed. This URL also enables executing several codes related to the orbits of many geocentric science payload spacecraft.