Expedition 357 Scientists (2016): Sensor signal time log from IODP Hole 357-M0070C [dataset]. PANGAEA, https://doi.org/10.1594/PANGAEA.868646
Always quote citation above when using data! You can download the citation in several formats below.
Related to:
Frueh-Green, Gretchen L; Orcutt, Beth N; Green, Sophie; Cotterill, Carol; Expedition 357 Scientists (2016): Atlantis Massif Serpentinization and Life. International Ocean Discovery Program Preliminary Report, International Ocean Discovery Program, https://doi.org/10.14379/iodp.pr.357.2016
Project(s):
Coverage:
Latitude: 30.142400 * Longitude: -42.136570
Date/Time Start: 2015-11-22T20:12:00 * Date/Time End: 2015-11-30T11:59:00
Minimum DEPTH, sediment/rock: -9.21 m * Maximum DEPTH, sediment/rock: 78.80 m
Event(s):
357-M0070C (AM-07A) * Latitude: 30.142400 * Longitude: -42.136570 * Date/Time Start: 2015-11-22T00:00:00 * Date/Time End: 2015-11-23T00:00:00 * Elevation: -1140.5 m * IGSN: IBCR0357EHZ0001 * Location: Atlantis Massif * Campaign: Exp357 * Basis: James Cook * Comment: MeBo
Parameter(s):
| # | Name | Short Name | Unit | Principal Investigator | Method/Device | Comment |
|---|---|---|---|---|---|---|
| 1 | DATE/TIME | Date/Time | Expedition 357 Scientists | Geocode | ||
| 2 | DEPTH, sediment/rock | Depth sed | m | Expedition 357 Scientists | Geocode | |
| 3 | Sample comment | Sample comment | Expedition 357 Scientists | |||
| 4 | Area/locality | Area | Expedition 357 Scientists | |||
| 5 | Comment | Comment | Expedition 357 Scientists |
License:
Creative Commons Attribution 3.0 Unported (CC-BY-3.0)
Size:
229 data points
Data
| 1 Date/Time | 2 Depth sed [m] | 3 Sample comment | 4 Area | 5 Comment |
|---|---|---|---|---|
| 2015-11-22T20:12:00 | Northern | CTD start time | ||
| 2015-11-22T20:36:00 | 0.00 | Northern | small CH4 peak | |
| 2015-11-22T21:18:00 | 0.00 | Northern | drill on bottom, small CH4 peak | |
| 2015-11-22T21:27:00 | 0.00 | Northern | start Core 1R | |
| 2015-11-22T22:28:00 | 3.90 | Northern | small CH4 peak | |
| 2015-11-22T22:31:00 | 11.46 | Northern | end Core 1R | |
| 2015-11-22T22:32:00 | 11.23 | Northern | small CH4 peak while lifting drill string | |
| 2015-11-22T22:34:00 | -3.92 | Northern | bit clear of drill platform | |
| 2015-11-22T22:56:00 | -3.00 | Northern | new BHA going into hole | |
| 2015-11-22T23:11:00 | 1.30 | Northern | start drilling | |
| 2015-11-23T00:17:00 | 11.46 | Northern | back to 1146, start Core 2R - sort of | |
| 2015-11-23T00:28:00 | 24.21 | Northern | small CH4 peak associated with a large negative ORP excursion; lots of gas bubbles | |
| 2015-11-23T00:31:00 | 26.99 | Northern | end Core 2R | |
| 2015-11-23T00:45:00 | 25.44 | Northern | drill string up slightly and stops | |
| 2015-11-23T01:09:00 | 25.44 | Northern | decouple rods, start recovery of Core 2R | |
| 2015-11-23T01:30:00 | 25.44 | Northern | material can be seen flowing out of open drill rod | |
| 2015-11-23T01:36:00 | 25.44 | Northern | core barrel 3 going into drill rod | |
| 2015-11-23T01:41:00 | 23.80 | Northern | lift drill string | |
| 2015-11-23T01:48:00 | 23.80 | Northern | drop core barrel into hole | |
| 2015-11-23T01:50:00 | 23.80 | Northern | connect new drill rod | |
| 2015-11-23T01:53:00 | 23.80 | Northern | start drilling | |
| 2015-11-23T02:29:00 | 26.99 | Northern | back to 2699 start Core 3R | |
| 2015-11-23T03:25:00 | 37.68 | Northern | end of large ORP negative excursion, start of new small one | |
| 2015-11-23T03:28:00 | 52.11 | Northern | end Core 3R, last successful Core of this hole | |
| 2015-11-23T04:20:00 | 50.47 | Northern | peak of CH4 excursion | |
| 2015-11-23T04:54:00 | 35.50 | Northern | small CH4 peak, drill string has been going up and down | |
| 2015-11-23T04:55:00 | 52.08 | Northern | have been attempting to drill Core 4R | |
| 2015-11-23T04:57:00 | 50.39 | Northern | stop drilling, lift drill string slightly | |
| 2015-11-23T05:11:00 | 50.22 | Northern | CH4 maximum and ORP minimum | |
| 2015-11-23T05:17:00 | 50.22 | Northern | flush flow off | |
| 2015-11-23T05:35:00 | 50.22 | Northern | recover Core 3R, this is the last core with recovered rock | |
| 2015-11-23T05:40:00 | 50.22 | Northern | new core barrel going in | |
| 2015-11-23T05:43:00 | 50.22 | Northern | core barrel out again | |
| 2015-11-23T05:44:00 | 50.22 | Northern | core barrel dropped but did not fall far enough into drill rods | |
| 2015-11-23T05:48:00 | 51.65 | Northern | drill moved slightly down, no flush | |
| 2015-11-23T05:49:00 | 78.80 | Northern | drill moved steadly down and stopped at this depth, no flushing | |
| 2015-11-23T05:57:00 | 72.09 | Northern | drill goes up slowly and stops at this depth | |
| 2015-11-23T06:00:00 | 72.09 | Northern | put core barrel away in carousel | |
| 2015-11-23T06:04:00 | 72.09 | Northern | take new core barrel | |
| 2015-11-23T06:32:00 | 72.09 | Northern | drop new core barrel into drill rods, stopped without going in fully | |
| 2015-11-23T06:34:00 | 72.09 | Northern | pull the core barrel out again | |
| 2015-11-23T06:46:00 | 72.09 | Northern | drop it again, didn't go | |
| 2015-11-23T06:51:00 | 72.10 | Northern | coming out of the rods again with the core barrel | |
| 2015-11-23T06:58:00 | 72.10 | Northern | put core barrel in rack | |
| 2015-11-23T07:01:00 | 71.83 | Northern | lifting drill rods | |
| 2015-11-23T07:15:00 | 49.45 | Northern | stop lifting drill string | |
| 2015-11-23T07:18:00 | 48.46 | Northern | drill moving up | |
| 2015-11-23T07:43:00 | 50.06 | Northern | decouple drill rods, particles and fluid flowing out of hole | |
| 2015-11-23T07:58:00 | 50.06 | Northern | working with core barrel again | |
| 2015-11-23T08:14:00 | 50.06 | Northern | pull core barrel out again | |
| 2015-11-23T08:17:00 | 50.06 | Northern | lots of bubbles | |
| 2015-11-23T08:31:00 | 50.06 | Northern | small CH4 peak, nothing going on with the drill to produce it | |
| 2015-11-23T08:39:00 | 50.06 | Northern | reconnecr drill rods without new core barrel | |
| 2015-11-23T08:45:00 | 49.68 | Northern | uncouple drill rods and set aside top rod | |
| 2015-11-23T08:47:00 | 49.68 | Northern | start of large CH4 peak | |
| 2015-11-23T08:48:00 | 38.18 | Northern | pull up drill string | |
| 2015-11-23T08:49:00 | 22.35 | Northern | bit clears drill platform, stuff pouring out of bit | |
| 2015-11-23T08:50:00 | 14.69 | Northern | flush pump turned on, particles pouring out of the end of the drill string | |
| 2015-11-23T08:51:00 | 14.69 | Northern | stuff still pouring out | |
| 2015-11-23T08:52:00 | -3.53 | Northern | bit back into the hole, flush off, 34 nM CH4 peak | |
| 2015-11-23T08:53:00 | 0.56 | Northern | flush off, gas bubbles seen | |
| 2015-11-23T08:54:00 | -9.19 | Northern | flush on, drill string coming up again and bit clears the hole | |
| 2015-11-23T08:55:00 | -9.21 | Northern | flush off, minimum between two CH4 peaks | |
| 2015-11-23T08:57:00 | -0.30 | Northern | bit into the hole again, flush on, 26 nM CH4 peak | |
| 2015-11-23T08:59:00 | 1.17 | Northern | flush still on, minimum between two CH4 peaks | |
| 2015-11-23T09:01:00 | 2.05 | Northern | drill moving down quickly, maximum of 36 nM CH4 peak, flush still on | |
| 2015-11-23T09:05:00 | 4.94 | Northern | drill still moving down | |
| 2015-11-23T09:10:00 | 8.78 | Northern | drill going down, flush still on | |
| 2015-11-23T09:15:00 | 12.76 | Northern | drill still going down, flush on | |
| 2015-11-23T09:20:00 | 24.24 | Northern | drill still going down, flush on | |
| 2015-11-23T09:25:00 | 25.12 | Northern | drill still going down, flush on | |
| 2015-11-23T09:30:00 | 26.04 | Northern | drill still going down, flush on | |
| 2015-11-23T09:35:00 | 25.06 | Northern | drill came up slightly, flush on | |
| 2015-11-23T09:40:00 | 26.38 | Northern | Down again, flush on | |
| 2015-11-23T09:45:00 | 25.27 | Northern | up slightly, flush on | |
| 2015-11-23T09:50:00 | 26.68 | Northern | drill going down, flush on | |
| 2015-11-23T09:55:00 | 25.27 | Northern | drill up slightly, flush on | |
| 2015-11-23T10:00:00 | 26.66 | Northern | dowm slightly, flush on | |
| 2015-11-23T10:04:00 | 24.41 | Northern | drill up, flush off | |
| 2015-11-23T10:34:00 | 24.41 | Northern | end of CH4 peak, flush still off, adding a new core barrel | |
| 2015-11-23T10:41:00 | 24.41 | Northern | give up on adding core barrel and put it away | |
| 2015-11-23T10:43:00 | 15.13 | Northern | drill string coming up, flush off | |
| 2015-11-23T10:50:00 | hole open | Northern | bit clears hole | |
| 2015-11-23T10:52:00 | hole open | Northern | drill stationary during this period, no flushing | |
| 2015-11-23T10:53:00 | hole open | Northern | drill going down, no flushing | |
| 2015-11-23T11:10:00 | hole open | Northern | drill back up, flushing off, end of data file | |
| 2015-11-23T11:15:00 | hole open | Northern | start of broad CH4 peak | |
| 2015-11-23T11:24:00 | hole open | Northern | lots of gas bubbles visable around drill | |
| 2015-11-23T11:25:00 | hole open | Northern | CH4 reaches maximum | |
| 2015-11-23T12:20:00 | hole open | Northern | lots of gas bubbles around drill | |
| 2015-11-23T12:46:00 | hole open | Northern | CH4 starts decreasing | |
| 2015-11-23T12:50:00 | hole open | Northern | end of CH4 peak, hole remained open and there were no drill activities that have influenced CH4 concentrations | |
| 2015-11-23T13:01:00 | hole open | Northern | start of negative ORP excursion | |
| 2015-11-23T13:20:00 | hole open | Northern | small CH4 peak | |
| 2015-11-23T13:25:00 | hole open | Northern | minimum of negative ORP excursion | |
| 2015-11-23T13:28:00 | hole open | Northern | large gas bubble visable | |
| 2015-11-23T13:33:00 | hole open | Northern | lots of gas bubbles | |
| 2015-11-23T14:37:00 | hole open | Northern | small CH4 peak | |
| 2015-11-23T14:39:00 | Northern | bit lowered into hole, start of CH4 peak | ||
| 2015-11-23T14:44:00 | Northern | drill turning | ||
| 2015-11-23T14:47:00 | Northern | large burst of material out of the hole | ||
| 2015-11-23T14:55:00 | Northern | maximum ofCH4 peak | ||
| 2015-11-23T14:56:00 | Northern | lots of bubbles | ||
| 2015-11-23T15:13:00 | hole open | Northern | drilling stopped, drill string coming up, clears the hole | |
| 2015-11-23T15:37:00 | Northern | drill lifted off the bottom | ||
| 2015-11-30T11:59:00 | Northern | end of CH4 peak, drill 234 m off bottom |