NOTICE ADVISORY TO NAVSTAR USERS (NANU) 2008087 SUBJ: SVN52 (PRN31) FORECAST OUTAGE JDAY 241/1040 - JDAY 242/0030 1. NANU TYPE: FCSTDV NANU NUMBER: 2008087 NANU DTG: 212005Z AUG 2008 REFERENCE NANU: N/A REF NANU DTG: N/A SVN: 52 PRN: 31 START JDAY: 241 START TIME ZULU: 1040 START CALENDAR DATE: 28 AUG 2008 STOP JDAY: 242 STOP TIME ZULU: 0030 STOP CALENDAR DATE: 29 AUG 2008 2. CONDITION: GPS SATELLITE SVN52 (PRN31) WILL BE UNUSABLE ON JDAY 241 (28 AUG 2008) BEGINNING 1040 ZULU UNTIL JDAY 242 (29 AUG 2008) ENDING 0030 ZULU. 3. POC: CIVILIAN - NAVCEN AT 703-313-5900, HTTP://WWW.NAVCEN.USCG.GOV MILITARY - GPS OPERATIONS CENTER at HTTP://GPS.AFSPC.AF.MIL/GPSOC, DSN 560-2541, COMM 719-567-2541, gps_support@schriever.af.mil, HTTP://gps.afspc.af.mil MILITARY ALTERNATE - JOINT SPACE OPERATIONS CENTER, DSN 276-9994, COMM 805-606-9994, JSPOCCOMBATOPS@VANDENBERG.AF.MIL