Helo August 19 |
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Albedo Flight-19 Aug 98, many ponds have ice cover, but little snow | |||||
Light winds | |||||
Nearly uniform overcast with some open spots but generally good optical observing conditions | |||||
TT, TCG, BE on board | |||||
Pilot - Robert Pelletier | |||||
Coordinates of 5 nm box: | |||||
GPS: | Lat. | Long. | Hdg | ||
A | 78 59.5N | 158 10.1 | near ship | 328 | |
B | 79 03.7 | 158 23.9 | 58 | ||
C | 79 06.4 | 158 01.7 | 148 | ||
D | 79 02.1 | 157 47.7 | 238 | ||
Date: | 8/19/98 | ||||
Time: | 0954-1119 | ||||
Outline of flight plan | |||||
1a. Albedo Line 100' elevation | |||||
1b. Albedo Line 100' elevation | |||||
1d. Albedo line 200' elevation | |||||
1e. Albedo line 400' | |||||
1f. Albedo line 800' | |||||
2. Albedo stack | |||||
every 20 feet from 10' to 200' | |||||
every 50 feet from 200'-1000' | |||||
3. 5 nm box to north and east of ship (coordinates given above) | |||||
first pass at 100' | |||||
second pass at 400' | |||||
4. NW-SE pass by ship to past Baltimore | |||||
5. Albedo Stack over Seattle | |||||
every 20 ft 20 to 200 | |||||
every 50 ft 200 to 700 | |||||
6. Hover over open water at 10 ft | |||||
TIME | NOTES | NIKON | VIDEO | KT-19 | ASD |
Preflight intercalibration of ASD fibers | files 351-353 | ||||
954 | takeoff | Began recording before | |||
100000 | start 100' pass on Albedo line, 40 kts | takeoff | files 354-358 taken at 5 sec intervals | ||
100030 | end line | ||||
100200 | start 100' pass on Albedo line, 49 kts | files 359-364, 5 sec intervals | |||
100235 | end line | ||||
100420 | start 200' pass on albedo line, 55 kts | files 365-375, 5 sec intervals | |||
100500 | end line | ||||
100705 | start 400' pass on albedo line, 60 kts | files 376-381, 5 sec intervals | |||
100730 | end line | ||||
101257 | start 800' pass on albedo line, 76 kts | files 383-388, 8 sec intervals | |||
101340 | end line | 4 photos | |||
? | Albedo stack over center of line | 1 photo from 1000' | |||
Ascend 10' to 200' | files 389-400, approx. every 20' | ||||
Ascend 200' to 500' | files 401-406 every 50' approx | ||||
Ascend 500' to 1000' | files 407-411 every 100' approx. | ||||
412=test;413,414 false start | |||||
102500 | Begin 5 nmi box at Pt A at 100 ft elevation | ||||
120 ft, 67 kts | files 415-453 at 6 sec intervals | ||||
102920 | end line, begin turn, short delay | Polycorder left on for beginning of turn | |||
to starting next line | |||||
103440 | Begin next line from B to C | ||||
120 ft 65 kts | files 454-490 at 6 sec intervals | ||||
103855 | end line at C | ||||
103930 | begin line from C to D | ||||
100 ft, 60 kts | files 491-522 at 6 sec intervals | ||||
104340 | end line, turn to A (ship) | ||||
104410 | start line from D to A | ASD external battery low switch to internal | |||
110 ft, 63 kts | files 523-546 at 6 sec intervals | ||||
104830 | end line at A over camp | ||||
100540 | start line from A to B at 400 ft elevation | ||||
400 ft, 91 kts | files 547-563 at 8 sec intervals | ||||
105400 | end line & turn | ||||
105428 | start line from B to C | ||||
350 ft, 93 kts going up to 400 ft in a minute or less | files 564-577 at 8 sec intervals; snowfall @ file 567 | ||||
105705 | end line at C turn to D | ||||
105725 | start line from C to D | ||||
400 ft, 84 kts | files 578-593 at 8 sec intervals | ||||
110034 | end line at D turn to A (ship) | ||||
110100 | start line from D to A | ||||
370 ft, 90 kts | files 594-608 at 8 sec intervals; file 608 over albedo site | ||||
110400 | end line over camp | ||||
110622 | Begin northwest of camp heading SE | photos at 20 sec | Polycorder switched approx | ||
past camp towards Baltimore | intervals starting at | 11:07:00 | files 609-656 at 3 sec intervals; 625 over dog house | ||
100 ft, 63 kts | 110647 to 110947 | ||||
110947 | end line past Baltimore | ||||
time? | Seattle Albedo stack | photos at 40, | |||
Ascend 20 to 800 ft | 80,100,120,160,250, | files 657-673: 20',40',60',80',100',120',140',160',180',200',250',300',350',400',450',500',600',700' | |||
300,350,400,500,700 | 673 at 700' | ||||
111744 | hover over open water 10-15 ft | Calibration files 674-680 | |||
111844 | end hover | ||||
video stopped before | |||||
112100 | land | landing | |||
Calibration of ASD after landing | Interfiber calibration files 681-686 |