NOTICE ADVISORY TO NAVSTAR USERS (NANU) 2008080 SUBJ: SVN44 (PRN28) FORECAST OUTAGE JDAY 220/1850 - JDAY 221/0930 1. NANU TYPE: FCSTDV NANU NUMBER: 2008080 NANU DTG: 302020Z JUL 2008 REFERENCE NANU: N/A REF NANU DTG: N/A SVN: 44 PRN: 28 START JDAY: 220 START TIME ZULU: 1850 START CALENDAR DATE: 07 AUG 2008 STOP JDAY: 221 STOP TIME ZULU: 0930 STOP CALENDAR DATE: 08 AUG 2008 2. CONDITION: GPS SATELLITE SVN44 (PRN28) WILL BE UNUSABLE ON JDAY 220 (07 AUG 2008) BEGINNING 1850 ZULU UNTIL JDAY 221 (08 AUG 2008) ENDING 0930 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