N49RF HRD GPS Dropwindsonde Scientist Log Storm Rita Dropwindsonde Scientists Neal Dorst -------------------------- -------------------------------------------------- Flight ID 050921N Flight Director Paul Flaherty Takeoff from MACDILL at 1753 UTC ---------------------- --------------------------------------------- ---------- ---------- Mission ID 1518A RITA AVAPS Operators Jeff Smith/Mark Rogers/Dave Brogan Recovery at MACDILL at 0140 UTC --------------------- --------------------------------------------- ---------- ---------- +----------------------------------------------------------------------------------------------------------------------------------+ | Drop Sonde Time Lat Lon Surface Wind closet DLM Comments | | # ID # (UTC) (°N) (°W) Pressure to surface wind | | (mb) dir/spd hgt (kt) | | (kt) (m) (RH heating cycles except where noted) | +----------------------------------------------------------------------------------------------------------------------------------+ | 1 053156035 181140 27.13 84.12 1009.5 104° 27 7 115° 36 100% obscured; UBLOX sonde | | 2 053166070 182413 26.36 85.65 1004.8 67° 37 7 95° 45 100% obscured; UBLOX sonde; heaters off | | 3 012625009 183955 24.64 85.16 995.4 122° 41 7 150° 60 100% obscured; peak winds > 64 kt | | 4 012625012 185603 22.88 85.69 999.2 212° 45 9 240° 44 100% obscured; RH2 cuts out below 870 mb, affecting | | heating cycles | | 5 012625046 191416 21.39 84.16 1006.7 206° 14 8 215° 23 10% below; no winds 527-565 mb | | 6 012625016 193356 19.08 85.04 1007.8 245° 08 8 210° 09 10% below | | 7 012225079 194826 19.92 86.74 ------ -------------- -------- No winds | | 7A 012225077 194955 20.11 86.77 1006.0 228° 14 8 245° 15 Heaters off | | 8 012625013 200638 21.80 87.21 1003.4 256° 23 7 275° 26 Heaters off | | 9 012225076 202043 N/A N/A ------ -------------- -------- No launch detect--no winds; some weak PTH | | telemetry; heaters off | | 9A 012625011 202158 21.90 89.23 1005.7 288° 19 6 325° 13 30% low level; weak PTH telemetry and spotty winds | | 735-905 mb; heaters off | | 10 012625051 203403 22.76 90.54 1007.1 326° 21 7 15° 13 40% low-level altocu; heaters off | | 11 012625007 204956 21.02 91.03 1008.2 327° 19 7 330° 07 | | 12 012625015 210655 20.12 92.95 1009.3 347° 12 8 330° 04 | | 13 051926193 212136 21.89 93.07 ------ -------------- -------- No winds | | 13A 012225061 212434 21.79 93.43 1009.3 7° 17 5 35° 07 Intermittent winds above 290 mb; heaters off | | 14 053166176 213822 20.97 94.98 1010.6 312° 12 36 10° 06 UBLOX sonde | | 15 053156038 215514 19.10 95.69 1011.1 337° 21 34 345° 08 UBLOX sonde; heaters off | | 16 053166190 221654 21.24 97.23 1012.6 333° 16 8 20° 08 10% mid-level altostratus; UBLOX sonde | | 17 053116273 223844 23.85 97.45 1012.4 34° 12 7 65° 15 UBLOX sonde | | 18 012025100 225939 23.04 94.99 1010.8 -------------- -------- Winds lost @ 575 mb | | 19 012225062 231717 24.00 92.99 1008.4 10° 25 106 55° 17 Some weak telemetry below 870 mb | | 20 012025022 233202 24.69 91.29 1006.5 2° 25 8 35° 21 | | 21 993215106 234757 26.03 92.93 1010.7 26° 14 7 50° 20 | | 22 010715152 000428 27.87 91.98 1010.6 57° 19 7 50° 20 | | 23 012225063 002133 26.50 90.56 1007.9 22° 29 9 45° 20 Better telemetry on AVAPS channel #6 than on | | channel #2 | | 24 012625014 003535 27.48 89.06 1008.9 55° 27 10 60° 31 | | 25 012625048 004915 27.54 87.23 1007.1 60° 29 29 80° 38 Intermittent upper winds; weak low-level PTH | | telemetry on AVAPS channel #2--better on channel #6 | | 25A 012625049 005135 27.75 87.01 ------ -------------- -------- Intermittent winds | | 26 023128009 010340 28.94 85.96 1011.7 110° 27 7 90° 19 Slow fall | +----------------------------------------------------------------------------------------------------------------------------------+