NOTICE ADVISORY TO NAVSTAR USERS (NANU) 2010055 NANU TYPE: GENERAL *** GENERAL MESSAGE TO ALL GPS USERS *** Reference NANU 2009131. SVN25 has been placed into its final orbit for permanent disposal following its decommissioning. The satellite will no longer contribute to GPS operations. *** GENERAL MESSAGE TO ALL GPS USERS *** POC: CIVILIAN - NAVCEN AT 703-313-5900, HTTPS://WWW.NAVCEN.USCG.GOV MILITARY - GPS OPERATIONS CENTER at HTTP://GPS.AFSPC.AF.MIL/GPSOC, DSN 560-2541, COMM 719-567-2541, gps_support@schriev ...Continue Reading

GPS OPERATIONAL ADVISORY 088 SUBJ: GPS STATUS 29 MAR 2010 1. SATELLITES, PLANES, AND CLOCKS (CS=CESIUM RB=RUBIDIUM): A. BLOCK I : NONE B. BLOCK II: PRNS 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14 PLANE : SLOT B6, D1, C2, D4, E6, C6, A4, A3, A1, E3, D2, B4, F3, F1 CLOCK : RB, RB, CS, RB, RB, RB, RB, CS, CS, CS, RB, RB, RB, RB BLOCK II: PRNS 15, 16, 17, 18, 19, 20, 21, 22, 23, 24, 26, 27, 28, 29 PLANE : SLOT F2, B1, C4, E4, C3, E1, D3, E2, F4, D5, F5, A6, B3, C1 CLOCK : RB, RB, ...Continue Reading

GPS OPERATIONAL ADVISORY 087 SUBJ: GPS STATUS 28 MAR 2010 1. SATELLITES, PLANES, AND CLOCKS (CS=CESIUM RB=RUBIDIUM): A. BLOCK I : NONE B. BLOCK II: PRNS 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14 PLANE : SLOT B6, D1, C2, D4, E6, C6, A4, A3, A1, E3, D2, B4, F3, F1 CLOCK : RB, RB, CS, RB, RB, RB, RB, CS, CS, CS, RB, RB, RB, RB BLOCK II: PRNS 15, 16, 17, 18, 19, 20, 21, 22, 23, 24, 26, 27, 28, 29 PLANE : SLOT F2, B1, C4, E4, C3, E1, D3, E2, F4, D5, F5, A6, B3, C1 CLOCK : RB, RB, ...Continue Reading

GPS OPERATIONAL ADVISORY 087 SUBJ: GPS STATUS 28 MAR 2010 1. SATELLITES, PLANES, AND CLOCKS (CS=CESIUM RB=RUBIDIUM): A. BLOCK I : NONE B. BLOCK II: PRNS 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14 PLANE : SLOT B6, D1, C2, D4, E6, C6, A4, A3, A1, E3, D2, B4, F3, F1 CLOCK : RB, RB, CS, RB, RB, RB, RB, CS, CS, CS, RB, RB, RB, RB BLOCK II: PRNS 15, 16, 17, 18, 19, 20, 21, 22, 23, 24, 26, 27, 28, 29 PLANE : SLOT F2, B1, C4, E4, C3, E1, D3, E2, F4, D5, F5, A6, B3, C1 CLOCK : RB, RB, ...Continue Reading

GPS OPERATIONAL ADVISORY 086 SUBJ: GPS STATUS 27 MAR 2010 1. SATELLITES, PLANES, AND CLOCKS (CS=CESIUM RB=RUBIDIUM): A. BLOCK I : NONE B. BLOCK II: PRNS 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14 PLANE : SLOT B6, D1, C2, D4, E6, C6, A4, A3, A1, E3, D2, B4, F3, F1 CLOCK : RB, RB, CS, RB, RB, RB, RB, CS, CS, CS, RB, RB, RB, RB BLOCK II: PRNS 15, 16, 17, 18, 19, 20, 21, 22, 23, 24, 26, 27, 28, 29 PLANE : SLOT F2, B1, C4, E4, C3, E1, D3, E2, F4, D5, F5, A6, B3, C1 CLOCK : RB, RB, ...Continue Reading

GPS OPERATIONAL ADVISORY 086 SUBJ: GPS STATUS 27 MAR 2010 1. SATELLITES, PLANES, AND CLOCKS (CS=CESIUM RB=RUBIDIUM): A. BLOCK I : NONE B. BLOCK II: PRNS 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14 PLANE : SLOT B6, D1, C2, D4, E6, C6, A4, A3, A1, E3, D2, B4, F3, F1 CLOCK : RB, RB, CS, RB, RB, RB, RB, CS, CS, CS, RB, RB, RB, RB BLOCK II: PRNS 15, 16, 17, 18, 19, 20, 21, 22, 23, 24, 26, 27, 28, 29 PLANE : SLOT F2, B1, C4, E4, C3, E1, D3, E2, F4, D5, F5, A6, B3, C1 CLOCK : RB, RB, ...Continue Reading

NOTICE ADVISORY TO NAVSTAR USERS (NANU) 2010054 SUBJ: SVN59 (PRN19) FORECAST OUTAGE JDAY 092/1800 - JDAY 093/0600 1. NANU TYPE: FCSTMX NANU NUMBER: 2010054 NANU DTG: 261917Z MAR 2010 REFERENCE NANU: N/A REF NANU DTG: N/A SVN: 59 PRN: 19 START JDAY: 092 START TIME ZULU: 1800 START CALENDAR DATE: 02 APR 2010 STOP JDAY: 093 STOP TIME ZULU: 0600 STOP CALENDAR DATE: 03 APR 2010 2. CONDITION: GPS SATELLITE SVN59 (PRN19) WILL BE UNUSABLE ON JDAY 092 (02 APR 2010) BEGINNIN ...Continue Reading

NOTICE ADVISORY TO NAVSTAR USERS (NANU) 2010054 SUBJ: SVN59 (PRN19) FORECAST OUTAGE JDAY 092/1800 - JDAY 093/0600 1. NANU TYPE: FCSTMX NANU NUMBER: 2010054 NANU DTG: 261917Z MAR 2010 REFERENCE NANU: N/A REF NANU DTG: N/A SVN: 59 PRN: 19 START JDAY: 092 START TIME ZULU: 1800 START CALENDAR DATE: 02 APR 2010 STOP JDAY: 093 STOP TIME ZULU: 0600 STOP CALENDAR DATE: 03 APR 2010 2. CONDITION: GPS SATELLITE SVN59 (PRN19) WILL BE UNUSABLE ON JDAY 092 (02 APR 2010) BEGINNIN ...Continue Reading

NOTICE ADVISORY TO NAVSTAR USERS (NANU) 2010053 SUBJ: SVN47 (PRN22) FORECAST OUTAGE JDAY 090/1300 - JDAY 091/0100 1. NANU TYPE: FCSTMX NANU NUMBER: 2010053 NANU DTG: 261914Z MAR 2010 REFERENCE NANU: N/A REF NANU DTG: N/A SVN: 47 PRN: 22 START JDAY: 090 START TIME ZULU: 1300 START CALENDAR DATE: 31 MAR 2010 STOP JDAY: 091 STOP TIME ZULU: 0100 STOP CALENDAR DATE: 01 APR 2010 2. CONDITION: GPS SATELLITE SVN47 (PRN22) WILL BE UNUSABLE ON JDAY 090 (31 MAR 2010) BEGINNI ...Continue Reading

GPS OPERATIONAL ADVISORY 085 SUBJ: GPS STATUS 26 MAR 2010 1. SATELLITES, PLANES, AND CLOCKS (CS=CESIUM RB=RUBIDIUM): A. BLOCK I : NONE B. BLOCK II: PRNS 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14 PLANE : SLOT B6, D1, C2, D4, E6, C6, A4, A3, A1, E3, D2, B4, F3, F1 CLOCK : RB, RB, CS, RB, RB, RB, RB, CS, CS, CS, RB, RB, RB, RB BLOCK II: PRNS 15, 16, 17, 18, 19, 20, 21, 22, 23, 24, 26, 27, 28, 29 PLANE : SLOT F2, B1, C4, E4, C3, E1, D3, E2, F4, D5, F5, A6, B3, C1 CLOCK : RB, RB, ...Continue Reading