RC2406 Cruise/project information ------------------------------------------------------------------------------------- Cruise Name RC2406 NGDC number 01010231 Platform Conrad Ship Operator LDEO Chief Scientists Dennis Hayes Principal Investigators Dennis Hayes, Phil Rabinowitz All collaborating LDEO Institutions Beginning date 05/17/83 Ending date 06/05/83 MCS start date 05/18/83 MCS end date 06/02/83 Cruise Report yes Start Port Funchal, Madeira End Port Funchal, Madeira Project Name Geophysical Investigations of the Moroccan Margin Funding organization NSF/JOI Award # OCE82-1430 Abstract NO ------------------------------------------------------------------------------------- navigation type: GPS, Transit Satellite logged cdp navigation files in RC2406.cdpnav.tar: all.rc2406 nav380 nav381 nav382 nav383 nav384 nav385 nav386a nav386b nav387 nav388 nav389a nav389b nav389c nav390 nav391 nav392 nav393 nav394 nav395 nav396 nav397 processing normal moveout and stack field data cdp gathers at LDEO processed data files: Below is a list of SEG-Y stack files including header info from first and last traces each file. Fields are as follows: LINE CDP SHOT DATE TIME REC_DELAY SAMPLES SAMP_INT NEXT FILE /data/mstore/ldeo/users/mcsdata/rc2406/380.stk.v.1 380 894 894 05/18/1983 138/04:30:11.000 4000 1024 8000 380 12183 12183 05/20/1983 140/15:59:47.000 0 1022 8000 NEXT FILE /data/mstore/ldeo/users/mcsdata/rc2406/381.stk.v.1 381 953 953 05/20/1983 140/17:35:07.000 0 1024 8000 381 2948 2100 05/21/1983 141/04:39:47.000 0 1022 8000 NEXT FILE /data/mstore/ldeo/users/mcsdata/rc2406/382.stk.v.1 382 892 892 05/21/1983 141/05:40:07.000 0 1022 8000 382 4375 4375 05/22/1983 142/00:59:52.000 5000 1022 8000 NEXT FILE /data/mstore/ldeo/users/mcsdata/rc2406/383.stk.v.1 383 920 920 05/22/1983 142/02:05:12.000 5000 1023 8000 383 2719 2719 05/22/1983 142/11:29:12.000 5000 1023 8000 NEXT FILE /data/mstore/ldeo/users/mcsdata/rc2406/384.stk.v.1 384 874 874 05/22/1983 142/11:34:00.000 5000 1021 8000 384 3136 3136 05/22/1983 142/23:11:00.000 2000 1024 8000 NEXT FILE /data/mstore/ldeo/users/mcsdata/rc2406/385.stk.v.1 385 737 737 05/22/1983 142/23:17:09.000 2000 1024 8000 385 2361 2361 05/23/1983 143/08:12:29.000 2000 1023 8000 NEXT FILE /data/mstore/ldeo/users/mcsdata/rc2406/386a.stk.v.1 386 1090 1090 05/23/1983 143/08:17:09.000 2000 1023 8000 386 3108 3108 05/23/1983 143/18:43:49.000 2000 1023 8000 NEXT FILE /data/mstore/ldeo/users/mcsdata/rc2406/386b.stk.v.1 386 3135 3135 05/23/1983 143/18:45:09.000 2000 1023 8000 386 4761 4761 05/24/1983 144/03:28:49.000 2000 1023 8000 NEXT FILE /data/mstore/ldeo/users/mcsdata/rc2406/387.stk.v.1 387 965 965 05/24/1983 144/04:45:10.000 2000 1023 8000 387 1612 1612 05/24/1983 144/08:47:49.000 2000 1024 8000 NEXT FILE /data/mstore/ldeo/users/mcsdata/rc2406/388.stk.v.1 388 923 923 05/24/1983 144/16:38:49.000 2000 1021 8000 388 3874 3874 05/25/1983 145/07:42:08.000 0 1021 8000 NEXT FILE /data/mstore/ldeo/users/mcsdata/rc2406/389a.stk.v.1 389 1012 1012 05/25/1983 145/09:48:27.000 0 1021 8000 389 3716 3716 05/26/1983 146/00:41:47.000 0 1022 8000 NEXT FILE /data/mstore/ldeo/users/mcsdata/rc2406/389b.stk.v.1 389 3757 3757 05/26/1983 146/00:43:07.000 0 1022 8000 389 6111 6111 05/26/1983 146/12:41:47.000 0 1022 8000 NEXT FILE /data/mstore/ldeo/users/mcsdata/rc2406/389c.stk.v.1 389 6150 6150 05/26/1983 146/12:43:07.000 0 1022 8000 389 8780 8780 05/27/1983 147/02:32:48.000 1000 1022 8000 NEXT FILE /data/mstore/ldeo/users/mcsdata/rc2406/390.stk.v.2 390 989 989 05/27/1983 147/03:30:08.000 1000 1021 8000 390 3665 3665 05/27/1983 147/17:39:52.000 5000 1021 8000 NEXT FILE /data/mstore/ldeo/users/mcsdata/rc2406/391.stk.v.1 391 925 925 05/27/1983 147/18:55:12.000 5000 1022 8000 391 6473 6473 05/28/1983 148/23:08:50.000 3000 1022 8000 NEXT FILE /data/mstore/ldeo/users/mcsdata/rc2406/392.stk.v.1 392 991 991 05/29/1983 149/00:17:00.000 3000 1021 8000 392 2533 2533 05/29/1983 149/07:29:00.000 3000 1022 8000 NEXT FILE /data/mstore/ldeo/users/mcsdata/rc2406/393.stk.v.1 393 948 948 05/29/1983 149/07:34:10.000 3000 1022 8000 393 5457 5457 05/30/1983 150/05:44:52.000 5000 1022 8000 NEXT FILE /data/mstore/ldeo/users/mcsdata/rc2406/394.stk.v.1 394 922 922 05/30/1983 150/07:12:00.000 5000 1021 8000 394 3448 3448 05/30/1983 150/19:59:00.000 5000 1024 8000 NEXT FILE /data/mstore/ldeo/users/mcsdata/rc2406/395.stk.v.1 394 968 968 05/30/1983 150/20:53:12.000 5000 1021 8000 394 1954 1954 05/31/1983 151/02:08:52.000 5000 1021 8000 NEXT FILE /data/mstore/ldeo/users/mcsdata/rc2406/396.stk.v.1 396 936 936 05/31/1983 151/03:37:12.000 5000 1021 8000 396 5240 5240 06/01/1983 152/02:44:52.000 5000 1021 8000 NEXT FILE /data/mstore/ldeo/users/mcsdata/rc2406/397.stk.v.1 397 956 956 06/01/1983 152/03:09:32.000 5000 1023 8000 397 8010 8010 06/02/1983 153/13:44:27.000 5000 1023 8000 ------------------------------------------------------------------------------------- processing system LDEO MCS Inhouse processing normal moveout and stack cdp spacing 50 meters ------------------------------------------------------------------------------------- Seismic Acquisition Parameters ********************************************************** Number of Channels 48 Group Spacing 50 meters Source to Near Channel 277 meters Antenna to Source 40 meters Near Channel Number 48 Cable Depth 12 meters Acquisition System Name DSFIV Source Volume 1864 cu. in. Source Pressure 1600-1800 psi Source Type Bolt 1500C Source Number 4 Source Depth ? meters Shot Control Time (every 20 seconds for approximately 50 meters) Acquisition Sample Interval 4000 microseconds Record Length 8 Compass No Active Tail Buoy No Recording Delay YES Acquisition System Analog 2 or more ships No ********************************************************** ********************************************************** **********************************************************