NOTICE ADVISORY TO NAVSTAR USERS (NANU) 2006008 SUBJ: SVN25 (PRN25) UNUSABLE JDAY 359/2106 - JDAY 024/1621 1. NANU TYPE: UNUSABLE NANU NUMBER: 2006008 NANU DTG: 241636Z JAN 2006 REFERENCE NANU: 2005161 REF NANU DTG: 252145Z DEC 2005 SVN: 25 PRN: 25 START JDAY: 359 START TIME ZULU: 2106 START CALENDAR DATE: 25 DEC 2005 STOP JDAY: 024 STOP TIME ZULU: 1621 STOP CALENDAR DATE: 24 JAN 2006 2. CONDITION: GPS SATELLITE SVN25 (PRN25) WAS UNUSABLE ON JDAY 359 (25 DEC 2005) BEGINNING 2106 ZULU UNTIL JDAY 024 (24 JAN 2006) ENDING 1621 ZULU. 3. POC: CIVILIAN - NAVCEN AT 703-313-5900, HTTP://WWW.NAVCEN.USCG.GOV MILITARY - GPS OPERATIONS CENTER at HTTP://WWW.SCHRIEVER.AF.MIL/GPSSUPPORTCENTER, DSN 560-2541, COMM 719-567-2541, gps_support@schriever.af.mil, HTTP://WWW.SCHRIEVER.AF.MIL/GPS MILITARY ALTERNATE - JOINT SPACE OPERATIONS CENTER, DSN 276-9994, COMM 805-606-9994, SPACEAF.AOC@VANDENBERG.AF.MIL