NOTICE ADVISORY TO NAVSTAR USERS (NANU) #007-97036
SUBJ: FORECAST OUTAGE SUMMARY PRN23 (SVN23) JDAY 035/2102 - 036/0308
REF: NANU 004-97035 (DTG 271556Z JAN 97)
1. CONDITION: GPS SATELLITE PRN23 (SVN23) WAS UNUSABLE ON JDAY 035
(04 FEB 97) BEGINNING 2102 ZULU UNTIL JDAY 036 AT 0308 ZULU DUE TO
MAINTENANCE. SCHEDULED MAINTENANCE DID REPOSITION PRN23.
2. POC: NAVIGATION ANALYST AT (719) 567-6378 OR DSN 560-6378.