RC2412 Navigation:Primary

Shapefile of Processed ship-based Navigation Data acquired during the Robert D. Conrad expedition RC2412 (1983)

This data set was acquired with a ship-based Navigation system during Robert D. Conrad expedition RC2412 conducted in 1983 (Chief Scientist: Dr. John Mutter). These data files are of Shapefile format and include Navigation data and were processed after data collection.

Mutter, John

Investigator

LDEO

Device Info

Navigation

Platform

Robert D. Conrad

LDEO

Quality

A level of processing has been undertaken, ensuring quality control (e.g. ping edited sonar data, edited navigation data).

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Data Files

Documents

Related Data Sets

ISO/XML Metadata

Seismic Acquisition Parameters

Download as Text: RC2412

RC2412_ACQ001 (Lines: Recorded by Conrad: COP Lines 39,40,41,42,44,45,46; ESP Lines 33,35,37,43,47,54,56,58,60; CDP lines 48,50, 53(cdp only),49, 51(while Prospekta recorded esp). )

Source Information

AirGun (BOLT:1500C)

Source Number: 4

Volume (cu in): 2932

Pressure (psi): 2932

Distance to Near Channel (m): 298

Distance to Antenna (m): 48

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 Compass Birds: true

Nav System

Northstar-6000 LORAN-C & Magnavox 1107 Transit Satellite/Doppler Sonar probably

WGS72

Acquisition System

Digital

Name: DFS IV

Sample Interval (msec): 4

(Recording Delay Used)

Details

Source Depth: Unknown;

Cable Depth: Unknown;

Shot_interval: 60 secs each ship, alternating every 30 secs for COP lines,

Prospekta shot on 1st half minute (flag 2), Conrad shot on 2nd half minute (flag 1)

Record_length: 20s for COP, 40s for ESP

RC2412_ACQ002 (Lines: All 2-ship lines. No data available for Prospekta CDP lines 34,36,38,52,55,57,59,61,62)

Source Information

AirGun (BOLT:1500C)

Volume (cu in): 2227

Pressure (psi): 2000

Distance to Near Channel (m): 150

Distance to Antenna (m): 48

Number of Arrays: 1

Receiver Information

Hydrophone:Streamer

Number of Cables: 1

Channels Per Cable: 60

Channels Recorded: 60

Group Spacing (m): 50

Cable Length (m): 3000

Near Channel Number: 60

Used Active Tail Buoy: false

Used Compass Birds: true

Nav System

Northstar-6000 LORAN-C & Magnovox 1107 Transit Satellite/Doppler Sonar probably

WGS72

Acquisition System

Digital

Name: DFS V

Sample Interval (msec): 4

(Recording Delay Used)

Details

Cable Depth: unknown;Source Number: unknown;Source Depth: unknown;Shot Control: Time;Shot Interval: For ESP lines every 60 secs. For COP lines, shooting every 60 secs each ship, alternating every 30 secs. Prospekta shot on 1st half min (flag 2), Conrad on 2nd half min (flag 1);Record Length 20 secs for COP, 40 secs for ESP;Prospekta was the lead ship during COPs for all lines;Conrad navigation was used to determine cdps.

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