Long Valley Flight #1 - [09/28/95] David Harding and Dave Rabine's Data Log Combined Slicer 30 m (GPS day 271) Pilot: V. Rabine Co-Pilot: G. Postell Local GPS Taxi Start: 10:57 16:57:42 Wheels up: 11:04 17:0409 Note: 80Hz ( 16,500' AGL (5 beams, 2 mrad, 10 m footprints) Clear skies - 24,000' MSL altitude. Backed up tape: 0 - 1,000,000 before fiber calibration 0 [95092801.idl] Data On - GPS Time On: 16:43:59 5slick80, 2 mrad Fiber Calibration R = 42 P = 0 Clipped top 4,524 Data Off - GPS Time Off: 16:44:41 5,000 [95092802.idl] Data On - GPS Time On: 17:36:21 5slick80, 2 mrad Bore Sighted Dunes, beach beams Roll: 17:36:49 Roll & Pitch at start of Line 1 over Mono Lake - no return when off radar Good beach structure before North shore of Mono Lake Pitch (all different filters) Roll: R = 36 P = 0 Video on 17:16:25: Bore sight over Mono Lake did not work (too flat) and mirrored surface Did Bore sight over "smooth" topography No photos taken 17,246 1S: 17:38:00 (right at South shore of Mono Lake) Right of line ~100' Right ~120' C - 21,614 B - 24,110 CTR: 17:39:23 32,118 OBS: ~17:40:50 *kept data on past OBS for another ~30 seconds for dome features 42,752 Data Off - GPS Time Off: 17:42:23 *Note: Long run out to South to set up for Line 2 43,000 [95092803.idl] Data On - GPS Time On: 17:49:24 5slick80, 2 mrad B - 50,046 2S: 17:50:32 Hasleblad (H) on @ 20 sec/frame - not in LV1 waypoint file CAS 60,446 SMB: 17:52:09 (Left 100') 65,334 DMC: 17:52:57 (H) did not fire to and off line counter to 6 (should have gone to 9) As (H) limiter at 20 and shut off manually (H = Hasleblad still camera) 72,068 Data Off GPS Time Off: 17:54:03 73,000 [95092804.idl] Data On - GPS Time On: 17:59:06 5slick80, 2 mrad B - 77,758 3S: 17:59:51 Left 1000' & Rolling 84,622 SUM: 18:00:56 18:00:24 H on once, flat on line 90,009 BCX: 18:01:40 Saturated over water 97,518 DAM: 18:02:59 3E: 18:04:05 (H off Frame 18) 105,864 Data Off - GPS Time Off: 18:04:22 106,000 [95092805.idl] Data On - GPS Time On: 18:11:59 5slick80, 2 mrad C - 110,966 4S: 18:12:43 Some roll at start H on @ 19 118,662 WCR: 18:13:58 (On line) 124,070 BCX: 18:14:49 (On line) 128,230 Dome 131,870 ANT: 18:16:06 On line, 260 knots 139,670 4E: 18:17:20 H off at frame 32 *getting tree data after 4E Fullout B - 145,208 Data Off - GPS Time Off: 18:18:15 146,000 [95092806.idl] Data On - GPS Time On: 18:23:25 5slick80, 2 mrad C - 5S: 18:24:09 H on @ 33 (340 knots to 1 wind) 156,374 ARC: 18:25:03 Left 350' (340 knots to 1 wind) 165,110 BCX: 18:26:27 Left 10' (340 knots to 1 wind) 170,102 WAT: 18:27:11 - changed Roll & Pitch Roll = 34 Pitch = 0 H off @ 42 (left camera at 20 sec/frame, which will not overlap at 340 knots (should have decreased interval)) 179,748 Data Off - GPS Time Off: 18:28:49 *Note: 80 Hz Slicer will be slightly under sampled along-track at 340 knots 180,000 [95092807.idl] Data On - GPS Time On: 18:33:50 5slick80, 2 mrad C - 6S: 18:34:08 H on @ 43 on line 188,710 MJL: 18:35:17 Airport - left ~ 200' between 6S & MJL 193,182 ANT: 18:35:56 (Left 70') 198,694 ARC: 18:36:50 H off @ 51 (290 knots on the line) 202,568 Data Off - GPS Time Off: 18:37:26 203,000 [95092808.idl] Data On - GPS Time On: 18:38:10 5slick80, 2 mrad C - 206,614 CTR: ~18:38:50 left 2000' & Rolling - lost data over water 216,078 ILE: ~18:40:15 H from 52 to 53 over Island Rolls 18:40:50: Roll Calibration after island over water before North shore of Mono Lake 221,174 Data Off - GPS Time Off: 18:41:03 *Note: Repeat of Current Pitch Calibration over Mono Lake ~18:51 (pitch only) 222,000 [95092809.idl] Data On - GPS Time On: 18:49:28 5slick80, 2 mrad C - Dunes, beams E -, water Pitch: Roll = 34 Pitch = 0 Roll x C - 235,??? 1S: 18:51:44 (H on @ 54) @ 270 knots 244,126 CTR: 18:52:55 (clouds) On-line but 3 degree roll @ 270 knots 254,006 OBS: 18:54:25, 270 knots H off @ 63 *ran out of line another 30 seconds A - 274,988 Data Off - GPS Time Off: 18:57:56 *Note: OBS in middle of Observation dome good dome features S of OBS continued data well South across trees and high topography - Noise level began to fluctuate up and down diving this line -Amplitude bias shifts whole waveform up and down in amplitude from shot to shot. 275,000 [95092810.idl] Data On - GPS Time On: 19:03:05 5slick80, 2 mrad C - 277,990 2S: 19:03:33 On-line (295 knots) bore sight looks good (still) Roll = 34 Pitch = 0 288,182 SMB: 19:05:10 (H on @ 64) 293,070 DMC: 19:05:58 (H off @ 66) Data left on well past DMC to 19:07:55 in straight & level flight 304,926 Data Off - GPS Time Off: 19:07:52 *Note: Switched to 2nd Video Tape 305,000 [95092811.idl] Data On - GPS Time On: 19:12:25 5slick80, 2 mrad C - 3S: ~19:12:20 (on-line) (missed - a little late) 310,798 SUM: 19:13:20 (on-line @ 300 knots 315,478 BCX: 19:14:05 (on-line) @ 300 knots 323,382 DAM: 19:15:20 (on-line) @ 300 knots 330,350 3E: 19:16:28 (on-line) @ 300 knots 334,276 Data Off - GPS Time Off: 19:17:06 *Note: Switching flight plan to do line 8 next in order to ensure we get it before time runs out (doing 8 backwards from DAM & 8S data on 10 miles before DAM ~19:26) 335,000 [95092812.idl] Data On - GPS Time On: 19:25:32 5slick80, 2 mrad C - 348,702 DAM: 19:27:43 (On-line) H from 64 to 72, but not over Lake Crowley 360,974 CAS: 19:29:42 (280 knots) 368,566 8S: 19:31:00 (280 knots) Fullout 375,690 Data Off - GPS Time Off: 19:32:02 *Good line: noise floor offset bias not too bad now. Doing line 4 backwards from 4E to 4S Data on ~ 19:39:20 376,000 [95092813.idl] Data On - GPS Time On: 19:39:22 5slick80, 2 mrad C - 380,654 4E: 19:40:02 (Left 150') @ 360 knots 386,166 ANT: 19:40:56 (On-line) (wind W -> E), 360 knots 391,990 BCX: 19:41:53 @ 360 knots 395,422 WCR: 19:42:26 (On-line) rudder steering on this line 401,142 4S: 19:43:26 405,536 Data Off - GPS Time Off: 19:44:05 *Note: Out of time (and fuel). Flying Bishop Benchmark N to S 406,000 [95092814.idl] Data On - GPS Time On: 19:47:10 5slick80, 2 mrad C - 418,??? Earl BishN: 19:47:24 150' left Bish: 19:48:07 left BishS *6.3 km AGL @ 24,000' MSL Second Pass E to W (into wind) 422,276 Data Off - GPS Time Off: 19:49:46 423,000 [95092815.idl] Data On - GPS Time On: 19:55:50 5slick80, 2 mrad C - 436,702 Earl BishE: 19:56:01 Bish: 19:57:56 (some roll) 255 knots BishW 442,214 Data Off - GPS Time Off: 19:58:54 443,000 [95092816.idl] Data On - GPS Time On: 00:00:00 5slick80, 2 mrad Ground Calibration Roll = 34 Pitch = 0 54.89m array 454,128 Data Off - GPS Time Off: 00:00:00 455,000 [95092817.idl] Data On - GPS Time On: 00:00:00 5slick80 [271:22:20] Edge of left most beam [22:26:50] Edge of right most beam [22:27:59] Just above right beam [22:28:58] 486,824 Data Off? GPS Time Off: 00:00:00 Return to Bishop for Landing: Wheels down: 20:12:51 (1:13 pin local) Taxi Stop: 20:15:00 (1:16) *Antennae height at ground station Both at 1.677 m above benchmark bbishA95 actually "benchmark" b2731A95 1 m to ~S ***Video Bore Sight during ground calibration on tape 2 of LV Slicer Flight #1 22:26:50 Edge of left most beam 22:27:59 Edge of right most beam 22:28:58 Just above right beam bottom of beams near Hasleblad Bore Sight Turned mirror to include video and Hasleblad facing mountains Photo & Video w/drive startup should show locations of laser spots in photo *But does this geometry work? Moved mirror back to point rearward at bore sight target - centered target in center of laser tube and took 1 or 2 photos; and - board location in photo should show laser position