NANU announcing launch:
NOTICE ADVISORY TO NAVSTAR USERS (NANU) 162-96256 SUBJ: PRN30 LAUNCHED JDAY 256/0848 ZULU. 1. CONDITION: GPS SATELLITE PRN30 (SVN30) WAS LAUNCHED ON JDAY 256 (12 SEP 96) AT 0848 ZULU. PRN30 WILL RESIDE IN THE B2 SLOT. PRN20 (SVN20) WAS PREVIOUSLY LOCATED IN THE B2 SLOT, BUT HAS NOW BEEN MOVED TO THE B5 SLOT. A FOLLOW UP NANU WILL BE SENT ONCE THE NAVIGATION PAYLOAD ON PRN30 IS USABLE. 2. POC: LT CRUM AT COMMERCIAL (719) 567-6378 OR DSN 560-6378.
Additional information courtesy of FLORIDA TODAY Space Online (these links are used with permission and the files are copyright 1996, Florida Today):
13 January 1997 | First Block IIR satellite |
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March 1997 | Last Block IIA satellite |
May 1997 | Second Block IIR satellite |