References

Estep et al., 2019 Seismic Layer 2A: Evolution and Thickness From 0- to 70-Ma Crust in the Slow-Intermediate Spreading South Atlantic JGR Solid Earth . doi: 10.1029/2019JB017302

Download Data Set Metadata Report

XML

MGDS formatted data set xml report containing verbose file and data set level metadata

ISO XML

ISO 19115-compliant xml report containing general data set level metadata

Related Acquisition Information

MGL1601

Line Log

Seismic Acquisition Parameters

Download as Text: MGL1601

MGL1601_ACQ001 (Lines: Lines Sequence 1-7, all OBS lines)

Source Information

AirGun (BOLT:1500LL)

Source Number: 1

Volume (cu in): 6600

Pressure (psi): 6600

Depth (m): 9

Shot Interval (m): 150

Distance to Antenna (m): 205

Number of Arrays: 1

Receiver Information

Hydrophone:Streamer

Nav System

C-Nav 3050

WGS84

Acquisition System

Digital

Details

Shots recorded only by WHOI Ocean Bottom Seismometers

Source models were Bolt 1500LL and 1900LL

MGL1601_ACQ002 (Lines: Lines Sequence 7-30 (all MCS lines))

Source Information

AirGun (BOLT:1500LL)

Source Number: 36

Volume (cu in): 6600

Pressure (psi): 2000

Depth (m): 9

Shot Interval (m): 37.5

Distance to Near Channel (m): 217.7

Distance to Antenna (m): 205

Number of Arrays: 1

Receiver Information

Hydrophone:Streamer (SERCEL:Sentinel Solid Streamer)

Number of Cables: 1

Channels Per Cable: 1008

Channels Recorded: 1008

Group Spacing (m): 12.5

Cable Length (m): 12600

Cable Depth (m): 9

Near Channel Number: 1

Used Active Tail Buoy: true

Used Compass Birds: true

Nav System

C-Nav 3050 primary, a global satellite-based differential receiver

WGS84

Acquisition System

Digital

Name: SERCEL SEAL 408

Sample Interval (msec): 2

Details

Record Length for Seq 7-28 was 15s

Record Length for Seq 29 was 14s

Record Length for Seq 30 was 12s

Source models were Bolt 1500LL and 1900LL

MGL1601 Documents

Log

Daily Logs

MGL1601_DailyLogs.pdf (18.7MB)

PDF

Log

MCS Lines

MGL1601_B15_line_log_multi_channel_seismics.pdf (210.0kB)

PDF

Log

Navigation Logs

MGL1601_NavLogs.pdf (869.0kB)

PDF

Log

Observer Logs

MGL1601_ObsLog.pdf (1.0MB)

PDF

More Information

Cruise Blog

Go to site

HTML

More Information

MCS Offsets

MGL1601_Offsets_MCS.pdf (2.5MB)

PDF

More Information

Seismic configuration by sequence acquired with offsets

MGL1601_SEAL408_line_configuration_by_sequence.pdf (179.0kB)

PDF

More Information

Sercel SEAL manual, SEG-D format

seauser2.pdf (1.3MB)

PDF

Science Report

Cruise

mgl1601.cruiserpt.pdf (25.3MB)

PDF

Technical Report

Data Collection Summary

MGL1601_DataReport_Ver1.0.pdf (6.6MB)

PDF

How To Cite This Data

Related Data Sets

Sort by:

Seismic:Reflection:MCS

Data DOI: 10.26022/IEDA/331239

Reprocessed Prestack Time Migrated Profiles (SEG-Y format), South Atlantic CREST transect survey (MGL1601, 2016), at IODP Expedition 390/393 Drill Sites

Platform Info

Array:Marcus G. Langseth

LDEO

Device Info

Seismic:MCS

LDEO

Events

Line Log

Locale

AtlanticOcean:South

Ocean

File Format

SEGY

Quality

2

Christeson, Gail

UTIG

Estep, Justin

NAU

Reece, Robert

TAMU

Kardell, Dominik

UTIG

Data Set References

Seismic:Reflection:MCS

Data DOI: 10.26022/IEDA/331241

Reprocessed Prestack Time Migrated Profile Images (JPEG format), South Atlantic CREST transect survey (MGL1601, 2016), at IODP Expedition 390/393 Drill Sites

Platform Info

Array:Marcus G. Langseth

LDEO

Device Info

Seismic:MCS

LDEO

Events

Line Log

Locale

AtlanticOcean:South

Ocean

File Format

JPEG

Quality

2

Christeson, Gail

UTIG

Estep, Justin

NAU

Reece, Robert

TAMU

Kardell, Dominik

UTIG

Data Set References