2021035 --------------------------
SVN44 (PRN28) DECOMMISSIONING JDAY 174/2200
		

NOTICE ADVISORY TO NAVSTAR USERS (NANU) 2021035
SUBJ: SVN44 (PRN28) DECOMMISSIONING JDAY 174/2200
1. NANU TYPE: DECOM
NANU NUMBER: 2021035
NANU DTG: 232310Z JUN 2021
REFERENCE NANU: 2021033
REF NANU DTG: 162036Z JUN 2021
SVN: 44
PRN: 28
UNUSABLE START JDAY: 172
UNUSABLE START TIME ZULU: 1725
UNUSABLE START CALENDAR DATE: 21 JUN 2021
DECOMMISSIONING START JDAY: 174
DECOMMISSIONING START TIME ZULU: 2200
DECOMMISSIONING START CALENDAR DATE: 23 JUN 2021

2. CONDITION: GPS SATELLITE SVN44 (PRN28) WAS UNUSABLE AS OF JDAY 172 (21 JUN 2021)
AND REMOVED FROM THE GPS CONSTELLATION ON JDAY 174 (23 JUN 2021).

3. POC: CIVILIAN - NAVCEN AT 703-313-5900, HTTPS://WWW.NAVCEN.USCG.GOV
MILITARY - GPS OPERATIONS CENTER AT HTTPS://GPS.AFSPC.AF.MIL/GPSOC, DSN 560-2541,
COMM 719-567-2541, GPSOPERATIONSCENTER@US.AF.MIL, HTTPS://GPS.AFSPC.AF.MIL
MILITARY ALTERNATE - JOINT SPACE OPERATIONS CENTER, DSN 276-3526. COMM 805-606-3526.
JSPOCCOMBATOPS@US.AF.MIL