Helo August 7
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Helo August 7 |
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| Flight protocol for helicopter flight no. 11 | |||||
| HE and BL on the flight | |||||
| Photo flight #11 - large grid | |||||
| interval 21 s (pulse duration=0.1 s, timing= 20 s) for box, interval switched to 2 sec for 2000' pass over camp | |||||
| Kt 19 sampling rate 1 Hz | |||||
| Altitude 6000' for most of the flight box dropping to between 4000' and 5000' in the middle to go under some clouds. | |||||
| Skies mostly clear but some clouds to be avoided (note lower altitudes below) | |||||
| On flight Bonnie and Hajo | |||||
| GPS: | Lat. | Long. | Heading | ||
| SHIP | 78o 29.0N | 158o 49.5W | |||
| A | 78o 29.0N | 157o 42.0W | 90 | ||
| B | 78o 42.5N | 157o 42.0W | 0 | ||
| C | 78o 42.5N | 159o 59.0W | 270 | ||
| D | 78o 15.5N | 159o 59.0W | 180 | ||
| E | 78o 15.5N | 158o 49.5W | 90 | ||
| Date: | 8/7/94 | ||||
| Time: | 14:34-15:39 | ||||
| Time | Position & | Altitude (feet) | Speed, kt | Comments | Digital image |
| nm to go along indiv. leg | (Tele/Wide angle) | ||||
| 2:34:40 | Ship | 6000 | 116 | Above ship start of leg Ship-A | 1 (W) |
| 2:36:45 | 9 | 114 | 2 (T, 1st/MY ice) | ||
| 2:38:04 | 6.7 | 118 | 3 (T, puddle-free ice) | ||
| 2:39:34 | 3.7 | 120 | 4 (T, ridge) | ||
| 2:41:05 | 0 | start of turn | |||
| 2:41:49 | A, 12.0 | 144 | end turn | ||
| 2:43:08 | 9 | 146 | 5 (W, cracks/ridge), 6 (T, cracks/ridge) | ||
| 2:44:18 | 6.4 | 142 | 7 (T, puddle-free ice), 8 (T) | ||
| 2:45:47 | 2.5 | 143 | |||
| 2:46:38 | 0 | start of turn | |||
| 2:47:30 | B, 25.5 | 119 | end of turn | 9 (intermed. T/W, puddle-free/puddled ice) | |
| 2:48:21 | 24.2 | 111 | 10 (FY ponds) | ||
| 2:50:03 | 20.9 | 114 | |||
| 2:52:15 | 16.7 | 118 | start of low cloud deck | ||
| 2:55:00 | 11.4 | 116 | cloud cover thickens | ||
| 2:58:50 | 4.1 | 114 | 11 (T) | ||
| 3:00:06 | 0 | start of turn | |||
| 3:01:30 | 4000 | 12 (T, puddle-free ice) | |||
| 3:01:54 | 4000 | start of second turn | |||
| 3:02:30 | C | 4000 | 87 | end of turn | |
| 3:03:18 | 4500 | 88 | |||
| 3:04:00 | 23.4 | 4500 | 90 | 13 (T, low puddle coverage) | |
| 3:06:50 | 18.9 | 4700 | 94 | 14, 15 (T, adjacent field of view, low & high puddle coverage) | |
| 3:09:07 | 15.3 | 4700 | 98 | 16 (T, blue/meandering ponds) | |
| 3:11:00 | 12.6 | 4700 | 98 | start of large lead | 17 (T, puddle-free ice) |
| 3:13:00 | 9.2 | 4500 | 94 | 18 (T, cracks), 19 (T, cracks, blue/green ponds) | |
| 3:14:25 | 6.9 | 4500 | 95 | 20 (T, floating bottoms) | |
| 3:16:47 | 3.1 | 4700 | 96 | 21 (T, disintegrating ice) | |
| 3:18:32 | 6000 | start of turn | |||
| 3:19:17 | D, 13.6 | 6000 | 113 | end of turn | |
| 3:21:00 | 10.2 | 6000 | 121 | ||
| 3:23:00 | 6.2 | 6000 | 120 | clear and cloud-free | |
| 3:24:03 | 4 | 6000 | 119 | 22 (T, thin ice) | |
| 3:25:45 | start of turn | ||||
| 3:26:28 | E, 12.5 | 146 | end of turn | ||
| 3:28:00 | 8.4 | 143 | |||
| 3:30:00 | 4.2 | 133 | |||
| 3:31:00 | 1.6 | 137 | |||
| 3:31:49 | 0 | 134 | back at ship | ||
| 3:33 - 3:38 | 2000 | low altitude overflight of EM and SE line 1 | 23-31 | ||
| 3:39:48 | 25 | end of flight | |||
| Notes: | |||||
| Ridges still obvious, ponds on ridges still azure, but ridges only sparsely ponded | |||||
| nilas on leads | |||||
| floe boundaries had few ponds | |||||
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