January 31st 2012 PST
GPS OPERATIONAL ADVISORY 031 SUBJ: GPS STATUS 31 JAN 2012 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 D2, D1, C2, D4, E3, C6, A4, A3, A1, E6, D5, 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, 25, 26, 27, 28, 29 PLANE : SLOT F2, B1, C4, E4, C3, E1, D3, E2, F4, B2, F5, A6, B3, C1 CLOCK : RB, RB, ...Continue Reading
January 30th 2012 PST
GPS OPERATIONAL ADVISORY 030 SUBJ: GPS STATUS 30 JAN 2012 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 D2, D1, C2, D4, E3, C6, A4, A3, A1, E6, D5, 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, 25, 26, 27, 28, 29 PLANE : SLOT F2, B1, C4, E4, C3, E1, D3, E2, F4, B2, F5, A6, B3, C1 CLOCK : RB, RB, ...Continue Reading
January 29th 2012 PST
GPS OPERATIONAL ADVISORY 029 SUBJ: GPS STATUS 29 JAN 2012 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 D2, D1, C2, D4, E3, C6, A4, A3, A1, E6, D5, 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, 25, 26, 27, 28, 29 PLANE : SLOT F2, B1, C4, E4, C3, E1, D3, E2, F4, B2, F5, A6, B3, C1 CLOCK : RB, RB, ...Continue Reading
January 28th 2012 PST
GPS OPERATIONAL ADVISORY 028 SUBJ: GPS STATUS 28 JAN 2012 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 D2, D1, C2, D4, E3, C6, A4, A3, A1, E6, D5, 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, 25, 26, 27, 28, 29 PLANE : SLOT F2, B1, C4, E4, C3, E1, D3, E2, F4, B2, F5, A6, B3, C1 CLOCK : RB, RB, ...Continue Reading
January 27th 2012 PST
NOTICE ADVISORY TO NAVSTAR USERS (NANU) 2012003 NANU TYPE: GENERAL *** GENERAL MESSAGE TO ALL GPS USERS *** On approximately 01 FEB 2012 SVN49 will resume transmitting L-band utilizing PRN24. At L-band activation, SVN49/PRN24 will be unusable until further notice. Additionally, no broadcast almanacs will include SVN49/PRN24. Future NANUs will inform users of any changes to the above-stated status. *** GENERAL MESSAGE TO ALL GPS USERS *** POC: CIVILIAN - NAVCEN AT 703-313-5900, HTTPS://WWW.NAVCEN.USCG.GOV MILITARY - G ...Continue Reading
January 27th 2012 PST
GPS OPERATIONAL ADVISORY 027 SUBJ: GPS STATUS 27 JAN 2012 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 D2, D1, C2, D4, E3, C6, A4, A3, A1, E6, D5, 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, 25, 26, 27, 28, 29 PLANE : SLOT F2, B1, C4, E4, C3, E1, D3, E2, F4, B2, F5, A6, B3, C1 CLOCK : RB, RB, ...Continue Reading
January 26th 2012 PST
GPS OPERATIONAL ADVISORY 026 SUBJ: GPS STATUS 26 JAN 2012 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 D2, D1, C2, D4, E3, C6, A4, A3, A1, E6, D5, 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, 25, 26, 27, 28, 29 PLANE : SLOT F2, B1, C4, E4, C3, E1, D3, E2, F4, B2, F5, A6, B3, C1 CLOCK : RB, RB, ...Continue Reading
January 26th 2012 PST
GPS OPERATIONAL ADVISORY 025 SUBJ: GPS STATUS 25 JAN 2012 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 D2, D1, C2, D4, E3, C6, A4, A3, A1, E6, D5, 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, 25, 26, 27, 28, 29 PLANE : SLOT F2, B1, C4, E4, C3, E1, D3, E2, F4, B2, F5, A6, B3, C1 CLOCK : RB, RB, ...Continue Reading
January 23rd 2012 PST
NOTICE ADVISORY TO NAVSTAR USERS (NANU) 2012002 SUBJ: SVN33 (PRN03) FORECAST OUTAGE SUMMARY JDAY 023/1524 - JDAY 023/1628 1. NANU TYPE: FCSTSUMM NANU NUMBER: 2012002 NANU DTG: 231632Z JAN 2012 REFERENCE NANU: 2012001 REF NANU DTG: 181730Z JAN 2012 SVN: 33 PRN: 03 START JDAY: 023 START TIME ZULU: 1524 START CALENDAR DATE: 23 JAN 2012 STOP JDAY: 023 STOP TIME ZULU: 1628 STOP CALENDAR DATE: 23 JAN 2012 2. CONDITION: GPS SATELLITE SVN33 (PRN03) WAS UNUSABLE ON JDAY 023 ...Continue Reading
January 23rd 2012 PST
GPS OPERATIONAL ADVISORY 023 SUBJ: GPS STATUS 23 JAN 2012 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 D2, D1, C2, D4, E3, C6, A4, A3, A1, E6, D5, 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, 25, 26, 27, 28, 29 PLANE : SLOT F2, B1, C4, E4, C3, E1, D3, E2, F4, B2, F5, A6, B3, C1 CLOCK : RB, RB, ...Continue Reading
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