|
UTC |
Z(m) |
Hdg |
UTM X |
UTM Y |
Comments - Dive R542 (South Cleft Area) |
Samples |
Investigator |
SubSmps |
FrGrb# |
|
SHIP NAV ONLY |
SHIP NAV ONLY |
Automated Logging System not giving accurate information!! All auto time, heading, depth and utm position information inaccurate! CORRECT TIME AND POSITION ENTRIES ARE FOUND IN COMMENTS COLUMN. !!NO ACOUSTIC NAV THIS DIVE! SHIP NAV ONLY!! |
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|
Tasks: Deploy Cleft extensometers 8-12 at benchmarks 8-12. Pressure measurements and infared links with extensometers. |
Bottom time: JD184(7/2) 1042-JD185(7/3) 1423 |
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|
09:06 ROPOS in Water |
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|
10:38:09 Jul 02 '00 |
2170 |
294 |
50 metres above bottom. 10:39. Ropos has left the cage. |
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|
10:40:23 Jul 02 '00 |
2193 |
287 |
10:42:20 - Landed right next to extensometer 7! |
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|
10:44:17 Jul 02 '00 |
2215 |
166 |
10:46 - we are going to move Bmrk-7 with the extensometer because it had tilted since we left it at the end of dive 541. |
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|
10:57:17 Jul 02 '00 |
2214 |
143 |
1100 - At edge of cleft, part of rim gave way when ROPOS set down, now looking for another place to set the extensometer down so that benchmark can be adjusted, pulling slider open as it is closed slightly. |
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|
11:00:17 Jul 02 '00 |
2215 |
224 |
ROPOS will attempt to hold on to extensometer while the slider on the benchmark is adjusted. |
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|
11:01:53 Jul 02 '00 |
2215 |
225 |
1104 - ROPOS has the benchmark in its "hand". |
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|
11:08:29 Jul 02 '00 |
2215 |
65 |
1110 - Moving both the extensometer and benchmark to a flatter location as old position was too much of a mound to get a solid footing. |
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|
11:11:27 Jul 02 '00 |
2214 |
79 |
11:14 - ROPOS has set the benchmark down on a flatter location and is now working to insert the extensometer in it. Its new location is about 1m away. The slider is now open which will now allow for the extensometer to be inserted properly. |
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|
11:14:11 Jul 02 '00 |
2215 |
55 |
11:17 - Extensometer 7 has been inserted into Bmrk-7. |
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|
11:18:13 Jul 02 '00 |
2214 |
71 |
Downloading data from extensometer #7. Frame grab taken of infrared link. |
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|
11:21:57 Jul 02 '00 |
2214 |
72 |
downloading data from/to extensometer #7 via infrared |
R542-007 |
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|
11:27:27 Jul 02 '00 |
2215 |
70 |
11:28 - Moving ROPOS to take a pressure measurement. |
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|
11:32:59 Jul 02 '00 |
2214 |
317 |
11:35 - begin pressure measurement at extensometer 7, frame grab taken. Facing north, northwest. Heading 335, end cap is right on the edge of the benchmark's nose. |
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|
11:33:13 Jul 02 '00 |
2214 |
317 |
Starting pressure measurements on Exten-7. Heading 335 and facing NNW. |
R542-008 |
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|
11:48:07 Jul 02 '00 |
2214 |
335 |
Ending pressure measurements on ext.#7 |
R542-009 |
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|
11:48:53 Jul 02 '00 |
2214 |
335 |
11:55 - end of pressure measurement. Retracting pressure measurement gauge. |
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|
11:49:51 Jul 02 '00 |
2214 |
334 |
Frame grabs of extensometer, benchmark and surrounding area. |
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|
11:50:07 Jul 02 '00 |
2214 |
335 |
surroundings of Exten-7 |
R542-010 |
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|
11:50:23 Jul 02 '00 |
2215 |
334 |
surroundings of Exten-7 |
R542-011 |
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|
11:51:07 Jul 02 '00 |
2215 |
334 |
surroundings of Exten-7 |
R542-012 |
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|
11:51:53 Jul 02 '00 |
2214 |
335 |
surroundings of Exten-7 |
R542-013 |
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|
11:52:07 Jul 02 '00 |
2214 |
335 |
1158 - Backing away from extensometer/benchmark and continuing to take more frame grabs. |
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|
11:54:47 Jul 02 '00 |
2214 |
335 |
surroundings of Exten-7 |
R542-014 |
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|
11:55:27 Jul 02 '00 |
2215 |
334 |
ROPOS is heading back up to the cage for transit to Bmrk-6. |
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|
11:56:07 Jul 02 '00 |
2212 |
26 |
1201 - Moving ship to Bmrk-6. |
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|
12:11:07 Jul 02 '00 |
2179 |
85 |
12:13 - going to start turning off the video during transits between sites, and turning it on again once we get back to the bottom. |
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|
12:20:23 Jul 02 '00 |
2191 |
94 |
1222 - ROPOS is back on the bottom, turning video back on. |
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|
12:21:43 Jul 02 '00 |
2207 |
93 |
12:23 - Exten-6 has been spotted, frame grabs taken of surroundings and ext. |
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|
12:22:23 Jul 02 '00 |
2208 |
123 |
surroundings of Exten-6 upon arrival |
R542-015 |
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|
12:22:37 Jul 03 '00 |
2211 |
87 |
ROPOS has grabbed the wire for the second probe and is attempting to get it off the vent. |
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|
12:23:25 Jul 02 '00 |
2208 |
360 |
12:27 - Ext/benchmark is southeast of a 3-4m wide pit. ROPOS is on bottom beside instrument #6 and is stowing pressure instrument so that infrared download can be done. |
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|
12:23:25 Jul 02 '00 |
2208 |
360 |
surroundings of ext. 6 |
R542-016 |
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|
12:23:25 Jul 02 '00 |
2208 |
360 |
Surroundings of Exten-6. |
R542-017 |
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|
12:23:25 Jul 02 '00 |
2208 |
360 |
3-4 m pit to NW of Exten-6 |
R542-018 |
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|
12:37:33 Jul 02 '00 |
2214 |
42 |
1240 -Working on getting infrared link, experiencing some telemetry difficulties. |
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|
12:45:45 Jul 02 '00 |
2213 |
42 |
1249 - Continuing to work on telemetry problem. |
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|
12:57:47 Jul 02 '00 |
2214 |
43 |
13:01- still can't get infrared link, going to take pressure measurement instead. |
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|
12:57:47 Jul 02 '00 |
2214 |
43 |
13:06-start of pressure measurement. End cap of instrument is on the nose of the benchmark. Frame grab taken of pressure measurement. |
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|
12:57:47 Jul 02 '00 |
2214 |
43 |
Wind gust moved ship off position. 1st pressure reading was abandoned at 13:13, will have to begin again when until placement is secured. |
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|
13:18:43 Jul 02 '00 |
2214 |
291 |
13:19- pressure measurement started again. |
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|
13:18:43 Jul 02 '00 |
2214 |
291 |
Beginning of pressure reading on Exten-6. |
R542-019 |
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|
13:23:43 Jul 02 '00 |
2214 |
288 |
13:40 - end pressure measurement and stowing of pressure instrument in cradle. |
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|
13:42:47 Jul 02 '00 |
2213 |
295 |
1343 - Seascape was shut down for 20 minutes. ROPOS is having trouble with putting pressure instrument back in cradle. |
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|
13:44:47 Jul 02 '00 |
2213 |
295 |
13:48 - ROPOS has put the pressure instrument back in its cradle. |
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|
13:44:47 Jul 02 '00 |
2213 |
295 |
Now bringing ROPOS back to the cage for the transit to benchmark #5. Video has been turned off. Ship has been instructed to move to benchmark 5 at 1 knot. |
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|
13:57:31 Jul 02 '00 |
2178 |
180 |
1400 -Ship has arrived at requested location, ROPOS is going back down to get visual. |
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|
14:03:03 Jul 02 '00 |
2203 |
173 |
14:03 - ROPOS is on the bottom looking for extensometer 5. Video is back on (at 14:00). |
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|
14:04:33 Jul 02 '00 |
2207 |
318 |
14:05 - Exten-5 is found and ROPOS to bottom |
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|
14:05:23 Jul 02 '00 |
2206 |
146 |
arrival at Exten-5 |
R542-020 |
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|
14:06:33 Jul 02 '00 |
2211 |
61 |
arrival at Exten-5 |
R542-021 |
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|
14:06:53 Jul 02 '00 |
2211 |
28 |
arrival at Exten-5 |
R542-022 |
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|
14:07:03 Jul 02 '00 |
2212 |
12 |
arrival at Exten-5 |
R542-023 |
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|
14:07:23 Jul 02 '00 |
2210 |
19 |
arrival at Exten-5 |
R542-024 |
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|
14:07:53 Jul 02 '00 |
2209 |
20 |
14:09 - attempting infrared (IR) communication with Exten-5. |
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|
14:07:53 Jul 02 '00 |
2209 |
20 |
14:13 - ROPOS guys are calibrating the arm to get better control with IR aiming. |
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|
14:07:53 Jul 02 '00 |
2209 |
20 |
14:13 - Restart attempt of IR read on Exten-5. |
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|
14:15:38 Jul 02 '00 |
2214 |
15 |
14:17 - pressure readings have stopped. |
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|
14:19:37 Jul 02 '00 |
2214 |
15 |
14:22 - pressure readings are back on-line. |
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|
14:30:55 Jul 02 '00 |
2214 |
18 |
14:31 - still trying to get infrared link.... |
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|
14:35:55 Jul 02 '00 |
2214 |
18 |
1437 - Pressure data had stopped coming in. |
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|
14:41:37 Jul 02 '00 |
2214 |
16 |
1444 - Position off of the stern is X=392307 Y=4946564, depth is 2214m. |
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|
14:44:43 Jul 02 '00 |
2214 |
17 |
ROPOS is moving pressure instrument onto benchmark #5, pressure data is coming back in. |
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|
14:46:13 Jul 02 '00 |
2213 |
13 |
14:49 - pressure reading commencement. All is ok. |
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|
14:46:37 Jul 02 '00 |
2214 |
13 |
pressure reading on Exten-5 |
R542-025 |
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|
15:07:51 Jul 02 '00 |
2214 |
11 |
1511 - End of pressure reading |
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|
15:08:23 Jul 02 '00 |
2214 |
12 |
1516 -Trying IR again. Positioning arm. |
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|
15:17:35 Jul 02 '00 |
2214 |
11 |
15:11 to 15:18 - The pressure sensor was locked up. |
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|
15:24:15 Jul 02 '00 |
2213 |
12 |
15:29 - pressure sensor locked up again. Giving up on the IR. |
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|
15:26:47 Jul 02 '00 |
2214 |
12 |
ROPOS headed back towards the cage. |
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|
15:30:37 Jul 02 '00 |
2214 |
12 |
1539 - Moving ship to the elevator position, at 1 knot. 15:39. The plan is to deploy the other extensometers now. Video turned off from 15:33 to 16:27. |
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|
15:54:38 Jul 02 '00 |
2175 |
343 |
1607 - Pressure sensor was locked up again. 50 m away from the elevator. |
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|
16:12:58 Jul 02 '00 |
2173 |
322 |
1614 - Ship has arrived at the elevator position. |
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|
16:20:44 Jul 02 '00 |
2188 |
179 |
1627 - Found the elevator! (all 5 extensometers present!) |
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|
16:24:30 Jul 02 '00 |
2199 |
153 |
1628 - Elevator position: X=391786 Y=4946852 depth 2207m |
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|
16:25:30 Jul 02 '00 |
2201 |
1 |
elevator |
R542-026 |
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|
16:25:50 Jul 02 '00 |
2202 |
1 |
elevator |
R542-027 |
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|
16:26:10 Jul 02 '00 |
2201 |
4 |
1631 - elevator |
R542-028 |
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|
16:26:40 Jul 02 '00 |
2201 |
7 |
elevator |
R542-029 |
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|
16:30:26 Jul 02 '00 |
2211 |
335 |
1631 - frame grabs of elevator |
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|
16:41:24 Jul 02 '00 |
2215 |
33 |
1648 - Grabbing Exten-8 |
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|
16:42:24 Jul 02 '00 |
2215 |
76 |
grabbing Exten-8 |
R542-030 |
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|
16:42:24 Jul 02 '00 |
2215 |
76 |
grabbing Exten-8 |
R542-031 |
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|
16:48:10 Jul 02 '00 |
2213 |
318 |
16:58 - ROPOS off the bottom, headed back to the cage, with Exten-8 in hand. |
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|
16:49:20 Jul 02 '00 |
2210 |
268 |
natural bridge |
R542-032 |
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|
16:49:30 Jul 02 '00 |
2210 |
266 |
natural bridge NW pit |
R542-033 |
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|
16:51:56 Jul 02 '00 |
2215 |
263 |
Ship headed to Bmrk-8, at 1 knot. 17:00 |
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|
16:55:46 Jul 02 '00 |
2215 |
249 |
1704 - Video turned off. |
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|
17:18:12 Jul 02 '00 |
2175 |
138 |
1720 - Ship has arrived at Bmrk-8 |
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|
17:22:18 Jul 02 '00 |
2183 |
91 |
1724 - ROPOS on the bottom. |
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|
17:23:02 Jul 02 '00 |
2197 |
79 |
1725 - Video turned on. |
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|
17:25:42 Jul 02 '00 |
2209 |
356 |
Visually searching for Bmrk-8. |
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|
17:27:54 Jul 02 '00 |
2209 |
323 |
1731 - Found it! |
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|
17:28:14 Jul 02 '00 |
2210 |
256 |
Bmk-8 position X=392018 Y=4946665 depth 2211 |
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|
17:28:58 Jul 02 '00 |
2210 |
171 |
Bmrk-8 |
R542-034 |
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|
17:30:14 Jul 02 '00 |
2209 |
162 |
big spider crab |
R542-035 |
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|
17:42:16 Jul 02 '00 |
2214 |
278 |
putting Exten-8 in |
R542-036 |
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|
17:42:42 Jul 02 '00 |
2214 |
275 |
still Exten-8 |
R542-037 |
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|
17:43:02 Jul 02 '00 |
2214 |
2 |
1749 - Repositioned Bmrk-8 |
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|
17:43:16 Jul 02 '00 |
2214 |
42 |
Bmrk-8 |
R542-038 |
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|
17:43:52 Jul 02 '00 |
2215 |
42 |
1751 - Placed Exten-8 onto Bmrk-8 at 17:51 |
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|
17:43:56 Jul 02 '00 |
2215 |
41 |
putting Exten-8 in |
R542-039 |
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|
17:44:58 Jul 02 '00 |
2214 |
43 |
Exten-8 is in |
R542-040 |
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|
17:46:02 Jul 02 '00 |
2215 |
289 |
Exten-8 and crab |
R542-041 |
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|
17:46:22 Jul 02 '00 |
2215 |
288 |
Exten-8 |
R542-042 |
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|
17:51:44 Jul 02 '00 |
2215 |
118 |
1759 - Getting ready to do a pressure check. |
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|
18:02:12 Jul 02 '00 |
2215 |
185 |
1801 - Reset time |
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|
18:04:02 Jul 02 '00 |
2215 |
191 |
1804 - Starting pressure check. |
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|
18:04:02 Jul 02 '00 |
2215 |
191 |
pressure read on Bmrk-8 |
R542-043 |
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|
18:15:00 Jul 02 '00 |
2215 |
191 |
spider crab on Exten-8 |
R542-044 |
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|
18:17:20 Jul 02 '00 |
2215 |
191 |
spider crab! |
R542-045 |
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|
18:17:24 Jul 02 '00 |
2215 |
192 |
spider crab! |
R542-046 |
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|
18:18:00 Jul 02 '00 |
2215 |
192 |
spider crab! |
R542-047 |
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|
18:19:56 Jul 02 '00 |
2215 |
191 |
sponges on older lava kipuka near Bmrk-8 |
R542-048 |
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|
18:20:40 Jul 02 '00 |
2215 |
191 |
sponges on older lava kipuka near Bmrk-8 |
R542-049 |
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|
18:23:36 Jul 02 '00 |
2215 |
191 |
18:28 - end pressure measurement |
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|
18:25:26 Jul 02 '00 |
2215 |
191 |
1830 - ROPOS headed back to the cage. |
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|
18:26:32 Jul 02 '00 |
2215 |
191 |
1830 - Video turned off. |
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|
18:28:12 Jul 02 '00 |
2212 |
200 |
1833 - Ship moving back to the elevator at 1 knot. |
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|
18:48:36 Jul 02 '00 |
2206 |
121 |
starting archive tapes 1848. ROPOS is back on the bottom looking for the elevator. |
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|
18:54:32 Jul 02 '00 |
2207 |
328 |
1156 - Found the elevator. ROPOS is moving in to grab extensometer #9. |
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|
18:56:24 Jul 02 '00 |
2212 |
336 |
elevator before grabbing Exten-9 |
R542-050 |
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|
18:59:44 Jul 02 '00 |
2215 |
100 |
1902 ROPOS has grabbed Exten-9 and is removing it from the elevator. |
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|
19:01:10 Jul 02 '00 |
2214 |
334 |
1903 - ROPOS set Exten-9 on the bottom and re-gripped near the bottom. The bottom is jumbled sheet flows. 1905 - Moving to Bmrk-9. |
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|
19:05:10 Jul 02 '00 |
2217 |
74 |
1908 - Asking the ship to move to Bmrk-9 at 1 knot. |
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|
19:23:10 Jul 02 '00 |
2211 |
78 |
1923 - ROPOS is back at the bottom, archive tapes are on, looking for Bmrk-9. |
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|
19:34:12 Jul 02 '00 |
2215 |
144 |
1936 - Found Bmrk-9. Moving to position the extensometer. |
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|
19:37:48 Jul 02 '00 |
2216 |
63 |
positioning Exten-9 |
R542-051 |
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|
19:38:08 Jul 02 '00 |
2217 |
63 |
1941 - Placing Exten-9 in the benchmark. 1944 - Exten-9 is centered in the bmrk. ROV leaving the bottom. |
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|
19:40:42 Jul 02 '00 |
2217 |
32 |
Exten-9 IN |
R542-052 |
|||||
|
19:42:14 Jul 02 '00 |
2218 |
17 |
1946 - ROPOS is positioning to nudge the extensometer, it is slightly off center. 1948 repeating above. |
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|
19:44:38 Jul 02 '00 |
2218 |
11 |
1949 - ROPOS is positioning to attempt to establish an IR link w/ Exten-9. 1955 - IR link is established temporarily. 1957- link is intermittent. Link is operational. |
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|
19:50:04 Jul 02 '00 |
2218 |
287 |
COMMUNICATING with Exten-9 USING THE IR LINK |
R542-053 |
|||||
|
19:55:22 Jul 02 '00 |
2218 |
284 |
2002 - IR link data exchange complete. ROPOS is repositioning to deploy the pressure sensor. 2004 - Ropos is nudging the base of the extensometer. 2005 - ROPOS is repositioning and sitting on the bottom, attempting to grab the extensometer and re-center it. |
||||||
|
20:06:04 Jul 02 '00 |
2216 |
160 |
Area surrounding Exten-9. |
R542-054 |
|||||
|
20:08:50 Jul 02 '00 |
2218 |
341 |
2010 - ROPOS is lifting the Bmrk in an attempt to see if something is between the base and the Bmrk. ROPOS nudged the extensometer with the 5 function and it settled into the center of the Bmrk. |
||||||
|
20:10:50 Jul 02 '00 |
2218 |
341 |
2013 - Using the 7 function arm in order to position the depth probe. 2016 - Depth probe is sitting on the Bmrk. 2016 - Beginning of the pressure measurement. |
||||||
|
20:12:40 Jul 02 '00 |
2218 |
347 |
beginning of pressure reading Exten-9 |
R542-055 |
|||||
|
20:29:52 Jul 02 '00 |
2218 |
347 |
2035 - End of pressure measurement. Removing the pressure probe and replacing it in the holder. Tapes off and change tapes. |
||||||
|
20:30:42 Jul 02 '00 |
2218 |
346 |
R542-056 |
||||||
|
20:32:12 Jul 02 '00 |
2218 |
346 |
2038 - ROPOS is leaving the bottom, returning to the elevator. |
||||||
|
20:33:32 Jul 02 '00 |
2218 |
347 |
2039 - asking the ship to move back to the elevator at 1 knot. |
||||||
|
20:51:08 Jul 02 '00 |
2186 |
343 |
2053 - ROPOS is on the bottom looking for the elevator. |
||||||
|
20:53:38 Jul 02 '00 |
2215 |
343 |
2055 - found the elevator, positioning to remove Exten-10. |
||||||
|
20:56:00 Jul 02 '00 |
2215 |
29 |
2059 - ROPOS is removing Exten-10. Repositioning to set the extensometer on the bottom to get a grip near the bottom. |
||||||
|
20:59:10 Jul 02 '00 |
2214 |
118 |
Ropos taking Exten-10 at elevator. |
R542-057 |
|||||
|
20:59:10 Jul 02 '00 |
2214 |
118 |
2102 - ROPOS has grabbed #10 and is moving off the bottom to transit to Bmrk-10. |
||||||
|
21:02:10 Jul 02 '00 |
2216 |
161 |
2106 - Asking the ship to move to Bmrk-10. |
||||||
|
21:09:24 Jul 02 '00 |
2178 |
100 |
2016 - ROPOS is on the bottom looking for the Bmrk-10. |
||||||
|
21:14:44 Jul 02 '00 |
2182 |
130 |
2120 - Found Bmrk-10. Small piece of line is in the center of the benchmark. ROPOS is positioning to remove the line with the 5-function arm. |
||||||
|
21:15:34 Jul 02 '00 |
2202 |
132 |
R542-058 |
||||||
|
21:19:26 Jul 02 '00 |
2217 |
139 |
2126 - ROPOS is positioning to attempt to place Exten-10 into Bmrk-10. 2130 - Exten-10 is centered in the benchmark. |
||||||
|
21:22:56 Jul 02 '00 |
2217 |
256 |
Exten-10 in |
R542-059 |
|||||
|
21:23:36 Jul 02 '00 |
2217 |
235 |
2131 - ROPOS is moving around the site. 2132 - grabbing the pressure probe. 2135 - Pressure probe is in position. 2136 - Begin pressure measurement. Sensor had a little bit of a rough landing when it was dropped onto the benchmark. |
||||||
|
21:29:46 Jul 02 '00 |
2217 |
281 |
Bmrk-10 pressure measurement |
R542-060 |
|||||
|
21:37:58 Jul 02 '00 |
2218 |
334 |
R542-061 |
||||||
|
21:50:06 Jul 02 '00 |
2217 |
333 |
R542-062 |
||||||
|
21:50:36 Jul 02 '00 |
2217 |
334 |
glass sponges |
R542-063 |
|||||
|
21:50:56 Jul 02 '00 |
2217 |
333 |
glass sponges |
||||||
|
21:55:18 Jul 02 '00 |
2217 |
333 |
2156 - End of pressure measurement. ROPOS is lifting off the bottom and will return to the elevator. |
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|
21:58:18 Jul 02 '00 |
2208 |
337 |
area around # 10 |
R542-064 |
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|
21:58:28 Jul 02 '00 |
2208 |
337 |
area around #10 |
R542-065 |
|||||
|
22:01:48 Jul 02 '00 |
2194 |
213 |
2201 - asking the ship to move to the elevator. |
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|
22:10:10 Jul 02 '00 |
2192 |
27 |
2211 - ROPOS is near the bottom looking for the elevator. |
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|
22:11:50 Jul 02 '00 |
2213 |
29 |
2213 - Found the elevator. ROPOS is positioning to grab #11. |
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|
22:13:30 Jul 02 '00 |
2215 |
23 |