SUBJ: GPS STATUS 07 MAR 91 1. SATELLITES, PLANES AND CLOCKS (CS=CESIUM RB=RUBIDIUM): A. BLOCK I : PRNS 3, 6, 9, 11, 12, 13 PLANE : SLOT C4, A3, A2, C3, A1, C1 CLOCK : RB, RB, RB, CS, CS, CS B. BLOCK II: PRNS 2, 14, 15, 16, 17, 18, 19, 20, 21, 23 PLANE : SLOT B3, E1, D2, E3, D3, F3, A4, B2, E2, E4 CLOCK : CS, CS, CS, CS, CS, CS, CS, CS, CS, CS 2. CURRENT ADVISORIES (ADV) AND FORECASTS (FCST): INFORMATION IS REPEATED FOR SEVEN DAYS AFTER EVENT CONCLUDES A. LONG TERM: NANU MSG DATE/TIME PRN TYPE SUMMARY 063-91065 061613Z MAR 91 9 ADV UNUSABLE 065/0342 17 FCST REPOSITN 072/0900-073/0900 B. SHORT TERM: NANU MSG DATE/TIME PRN TYPE SUMMARY 059-91059 281545Z FEB 91 9 FCST L-BAND-ON SCHEDULE 060-91060 011458Z MAR 91 9 FCST L-BAND-ON SCHEDULE 061-91063 041637Z MAR 91 3 ADV UNUSABLE 061/1649-061/1708 062-91064 051438Z MAR 91 9 FCST L-BAND-ON SCHEDULE 063-91066 071802Z MAR 91 12 ADV UNUSABLE 065/1535-065/1700 13 ADV UNUSABLE 065/2228-065/2243 3. POINTS OF CONTACT: A. CIVILIAN: US COAST GUARD AT COMMERCIAL (703)866-3806 VOICE OR (703)866-3890 COMPUTER BBS. B. MILITARY: 2SCS/DOS MAJ WILLIAM FAUVER AT COMMERCIAL (719)550-6379 OR AUTOVON 560-6379.