GPS OPERATIONAL ADVISORY 117 SUBJ: GPS STATUS 26 APR 2008 1. SATELLITES, PLANES, AND CLOCKS (CS=CESIUM RB=RUBIDIUM): A. BLOCK I : NONE B. BLOCK II: PRNS 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15 PLANE : SLOT D1, C2, D4, B5, C1, A6, A3, A1, E3, D2, B4, F3, F1, F2 CLOCK : RB, CS, RB, RB, RB, RB, CS, CS, CS, RB, RB, RB, RB, RB BLOCK II: PRNS 16, 17, 18, 19, 20, 21, 22, 23, 24, 25, 26, 27, 28, 29 PLANE : SLOT B1, C4, E4, C3, E1, D3, E2, F4, D5, A5, F5, A4, B3, C6 CLOCK : RB, RB, ...Continue Reading

GPS OPERATIONAL ADVISORY 116 SUBJ: GPS STATUS 25 APR 2008 1. SATELLITES, PLANES, AND CLOCKS (CS=CESIUM RB=RUBIDIUM): A. BLOCK I : NONE B. BLOCK II: PRNS 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15 PLANE : SLOT D1, C2, D4, B5, C1, A6, A3, A1, E3, D2, B4, F3, F1, F2 CLOCK : RB, CS, RB, RB, RB, RB, CS, CS, CS, RB, RB, RB, RB, RB BLOCK II: PRNS 16, 17, 18, 19, 20, 21, 22, 23, 24, 25, 26, 27, 28, 29 PLANE : SLOT B1, C4, E4, C3, E1, D3, E2, F4, D5, A5, F5, A4, B3, C6 CLOCK : RB, RB, ...Continue Reading

NOTICE ADVISORY TO NAVSTAR USERS (NANU) 2008044 SUBJ: SVN61 (PRN02) UNUSABLE JDAY 117/0246 - UNTIL FURTHER NOTICE 1. NANU TYPE: UNUSUFN NANU NUMBER: 2008044 NANU DTG: 260313Z APR 2008 REFERENCE NANU: N/A REF NANU DTG: N/A SVN: 61 PRN: 02 START JDAY: 117 START TIME ZULU: 0246 START CALENDAR DATE: 26 APR 2008 STOP JDAY: UFN STOP TIME ZULU: N/A STOP CALENDAR DATE: N/A 2. CONDITION: GPS SATELLITE SVN61 (PRN02) WILL BE UNUSABLE ON JDAY 117 (26 APR 2008) BEGINNING 0246 Z ...Continue Reading

GPS OPERATIONAL ADVISORY 116 SUBJ: GPS STATUS 25 APR 2008 1. SATELLITES, PLANES, AND CLOCKS (CS=CESIUM RB=RUBIDIUM): A. BLOCK I : NONE B. BLOCK II: PRNS 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15 PLANE : SLOT D1, C2, D4, B5, C1, A6, A3, A1, E3, D2, B4, F3, F1, F2 CLOCK : RB, CS, RB, RB, RB, RB, CS, CS, CS, RB, RB, RB, RB, RB BLOCK II: PRNS 16, 17, 18, 19, 20, 21, 22, 23, 24, 25, 26, 27, 28, 29 PLANE : SLOT B1, C4, E4, C3, E1, D3, E2, F4, D5, A5, F5, A4, B3, C6 CLOCK : RB, RB, ...Continue Reading

NOTICE ADVISORY TO NAVSTAR USERS (NANU) 2008043 SUBJ: SVN30 (PRN30) FORECAST OUTAGE JDAY 120/1000 - JDAY 121/0000 1. NANU TYPE: FCSTDV NANU NUMBER: 2008043 NANU DTG: 241937Z APR 2008 REFERENCE NANU: N/A REF NANU DTG: N/A SVN: 30 PRN: 30 START JDAY: 120 START TIME ZULU: 1000 START CALENDAR DATE: 29 APR 2008 STOP JDAY: 121 STOP TIME ZULU: 0000 STOP CALENDAR DATE: 30 APR 2008 2. CONDITION: GPS SATELLITE SVN30 (PRN30) WILL BE UNUSABLE ON JDAY 120 (29 APR 2008) BEGINNI ...Continue Reading

GPS OPERATIONAL ADVISORY 115 SUBJ: GPS STATUS 24 APR 2008 1. SATELLITES, PLANES, AND CLOCKS (CS=CESIUM RB=RUBIDIUM): A. BLOCK I : NONE B. BLOCK II: PRNS 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15 PLANE : SLOT D1, C2, D4, B5, C1, A6, A3, A1, E3, D2, B4, F3, F1, F2 CLOCK : RB, CS, RB, RB, RB, RB, CS, CS, CS, RB, RB, RB, RB, RB BLOCK II: PRNS 16, 17, 18, 19, 20, 21, 22, 23, 24, 25, 26, 27, 28, 29 PLANE : SLOT B1, C4, E4, C3, E1, D3, E2, F4, D5, A5, F5, A4, B3, C6 CLOCK : RB, RB, ...Continue Reading

NOTICE ADVISORY TO NAVSTAR USERS (NANU) 2008042 SUBJ: SVN25 (PRN25) FORECAST OUTAGE SUMMARY JDAY 114/1913 - JDAY 115/0022 1. NANU TYPE: FCSTSUMM NANU NUMBER: 2008042 NANU DTG: 240031Z APR 2008 REFERENCE NANU: 2008041 REF NANU DTG: 181920Z APR 2008 SVN: 25 PRN: 25 START JDAY: 114 START TIME ZULU: 1913 START CALENDAR DATE: 23 APR 2008 STOP JDAY: 115 STOP TIME ZULU: 0022 STOP CALENDAR DATE: 24 APR 2008 2. CONDITION: GPS SATELLITE SVN25 (PRN25) WAS UNUSABLE ON JDAY 114 ...Continue Reading

GPS OPERATIONAL ADVISORY 114 SUBJ: GPS STATUS 23 APR 2008 1. SATELLITES, PLANES, AND CLOCKS (CS=CESIUM RB=RUBIDIUM): A. BLOCK I : NONE B. BLOCK II: PRNS 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15 PLANE : SLOT D1, C2, D4, B5, C1, A6, A3, A1, E3, D2, B4, F3, F1, F2 CLOCK : RB, CS, RB, RB, RB, RB, CS, CS, CS, RB, RB, RB, RB, RB BLOCK II: PRNS 16, 17, 18, 19, 20, 21, 22, 23, 24, 25, 26, 27, 28, 29 PLANE : SLOT B1, C4, E4, C3, E1, D3, E2, F4, D5, A5, F5, A4, B3, C6 CLOCK : RB, RB, ...Continue Reading

GPS OPERATIONAL ADVISORY 113 SUBJ: GPS STATUS 22 APR 2008 1. SATELLITES, PLANES, AND CLOCKS (CS=CESIUM RB=RUBIDIUM): A. BLOCK I : NONE B. BLOCK II: PRNS 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15 PLANE : SLOT D1, C2, D4, B5, C1, A6, A3, A1, E3, D2, B4, F3, F1, F2 CLOCK : RB, CS, RB, RB, RB, RB, CS, CS, CS, RB, RB, RB, RB, RB BLOCK II: PRNS 16, 17, 18, 19, 20, 21, 22, 23, 24, 25, 26, 27, 28, 29 PLANE : SLOT B1, C4, E4, C3, E1, D3, E2, F4, D5, A5, F5, A4, B3, C6 CLOCK : RB, RB, ...Continue Reading

GPS OPERATIONAL ADVISORY 112 SUBJ: GPS STATUS 21 APR 2008 1. SATELLITES, PLANES, AND CLOCKS (CS=CESIUM RB=RUBIDIUM): A. BLOCK I : NONE B. BLOCK II: PRNS 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15 PLANE : SLOT D1, C2, D4, B5, C1, A6, A3, A1, E3, D2, B4, F3, F1, F2 CLOCK : RB, CS, RB, RB, RB, RB, CS, CS, CS, RB, RB, RB, RB, RB BLOCK II: PRNS 16, 17, 18, 19, 20, 21, 22, 23, 24, 25, 26, 27, 28, 29 PLANE : SLOT B1, C4, E4, C3, E1, D3, E2, F4, D5, A5, F5, A4, B3, C6 CLOCK : RB, RB, ...Continue Reading