Seismic:Reflection:MCS
Map View
Alsop, Joyce
Investigator
Device Info
Seismic:
Platform
Robert D. Conrad (Array)
LDEO
Quality
2
The data have been processed/modified to a level beyond that of basic quality control (e.g. final processed sonar data, photo-mosaics).
Data Files
References
Acquisition Information
Documents
Related Data Sets
ISO/XML Metadata
References
Nissen et al., 1995 Gravity, heat flow, and seismic constraints on the processes of crustal extension: Northern margin of the South China Sea J. Geophys. Res. 100. doi: 10.1029/95JB01868
Hayes et al., 1995 Throughgoing crustal faults along the northern margin of the South China Sea and their role in crustal extension J. Geophys. Res. 100. doi: 10.1029/95JB01867
Nissen et al., 1995 Deep penetration seismic soundings across the northern margin of the South China Sea J. Geophys. Res. 100. doi: 10.1029/95JB01866
Spangler, 1992 Structure and Cenozoic evolution of the rifted northern margin of the South China Sea Ph.D. Dissertation .
Download Data Set Metadata Report
XML
MGDS formatted data set xml report containing verbose file and data set level metadata
Related Acquisition Information
Seismic Acquisition Parameters
Download as Text: RC2612
RC2612_ACQ001 (Lines: all Conrad-only (C_C) lines and 2-ship lines with Hiayang4(Ocean4)(C_O, O_C))
Source Information
AirGun (BOLT:1500C)
Source Number: 4
Volume (cu in): 1861
Pressure (psi): 2000
Distance to Near Channel (m): 280
Distance to Antenna (m): 60
Number of Arrays: 1
Receiver Information
Hydrophone:Streamer
Number of Cables: 1
Channels Per Cable: 48
Channels Recorded: 48
Group Spacing (m): 50
Cable Length (m): 2400
Near Channel Number: 48
Used Active Tail Buoy: false
Used Compass Birds: false
Nav System
Satellite navigation (may include early Navstar GPS) and Loran C (Internav and Northstar 6000)
likely WGS72
Acquisition System
Digital
Name: DFSIV
Sample Interval (msec): 4
Details
Shot Interval = 60s lines 588,593,594,595
Shot Interval = 20s lines 589,590,591,592,598,600,602,605,606,608,609,611,614,616,618,620
Record Length = 20s lines 588,593,594,595
Record Length = 12s lines 589,590,591,592,598,600,602,605,606,608,609,611,614,616,618,620
Record Length = 40s for ESP lines recorded by Conrad
Cable Depth is unknown
Source to Near Channel value was determined during processing
RC2612_ACQ002 (Lines: all Hiayang4(Ocean4)-only (O_O) lines and 2-ship lines with Conrad(C_O, O_C))
Source Information
AirGun
Shot Interval (sec): 60
Distance to Near Channel (m): 264
Distance to Antenna (m): 35
Number of Arrays: 1
Receiver Information
Hydrophone:Streamer
Number of Cables: 1
Group Spacing (m): 50
Near Channel Number: 1
Used Active Tail Buoy: false
Used Compass Birds: false
Nav System
unknown
likely WGS72
Acquisition System
Digital
Name: NotProvided
Sample Interval (msec): 4
(Recording Delay Used)
Details
Record Length = 20s for line 588, 12s for all ESP lines
Source Depth, Pressure, Type are unknown
Source Number = 11 for ESP lines and 8 for all other lines
Source Volume = 56.8L (3408 cu. in.) for ESP lines
Source Volume = 41.1L or 44.4L (2466 or 2664 cu. in.) for all other lines
Number of Channels = 16 for ESP lines
Number of Channels = 48 for line 588
Cable Depth is unknown
Cable Length = 800m for ESP lines
Cable Length = 2400m for line 588
Data Set Documents
README
RC2612.LDEO.README (33.0kB)
ASCII
Cruise
rc2612.cruiserpt.pdf (486.0kB)
PDF
RC2612 Documents
Airgun array diagram of Ocean 4 (Haiyang 4)(Marine 4)
MCS_source_Ocean4.pdf (154.0kB)
PDF
MCS geometry diagram for South China Sea RC2612 RC2613 RC2614
MCS_geometry_RC2612_13_14.pdf (161.0kB)
PDF
Seismic processing report
RC2612_seismic_processing_report.pdf (181.0kB)
PDF
Cruise
RC2612_science_rpt.pdf (486.0kB)
PDF
Cruise report from Chief Scientist
RC2612_science_report.pdf (270.0kB)
PDF
Sonobuoy Information
RC2612.sb.README (3.0kB)
ASCII
ESP bearings from Conrad
RC2612_ESP_bearings_from_Conrad.pdf (267.0kB)
PDF
Seismic line log
RC2612_mcs_line_log.pdf (752.0kB)
PDF
Seismic recording log
RC2612_mcs_recording_log.pdf (4.2MB)
PDF
Seismic recording log from R/V Ocean4
RC2612_OCEAN4_mcs_recording_log.pdf (1.1MB)
PDF
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