Field Activity 1974-010-FA

Identifier 1974-010-FA
Alternate names Line IPOD, S-2-74-NA
Purpose Obtain multichannel Line IPOD running from Cape Hatteras across the Mid-Atlantic Ridge.
Location Cape Hatteras to mid-Atlantic ocean ridge rift valley, United States, North America, North Atlantic;
Summary Geophysical Services, Inc. processed the data resulting in 1520 km of 36-channel demultiplexed data with 50 m shotpoint spacing. CDP multichannel seismic line: IPOD (3400 km).
Info derived Morphology;
Comments seismic data at PCMSC on FAD Platform Gulf Seal (from InfoBank) Project = International Phase of Ocean Drilling (IPOD), International Phase of Ocean Drilling (IPOD)
Platform
Gulf Seal
Length 154.58; beam 38 feet.
Itinerary
Start unknown 1974-10-17
End unknown 1974-11-07
Days in the field 22
Bounds
West -76
East -45
North 35
South 22

Personnel

Organization
384 Woods Hole Road
Quissett Campus
Woods Hole, MA02543-1598
(508) 548-8700
Principal investigators John Grow
Crew members
Information specialist(s)
(not identified)
Specialist, Information
Affiliate principal Digicon, Inc. - contractor
Affiliate staff Digicon, Inc. field party chief Jack Friesen

Data types and categories

Data category: Electro-Magnetic, Location-Elevation, Seismics
Data type: Magnetics, Navigation, Multichannel

Documents: Notes and log books

Name Description
Observer log Observer Logs (pdf) Contractor Digicon, Inc. observer logs. (680 pages)
Cruise report Data Release (pdf) Data transmittal and description for release by National Geophysical Data Center.

Equipment used

Equipment Usage description Data types Datasets
Multichannel seismics Multichannel 5
Loran-C Navigation 6
Magnetometer (wh) Magnetics 1
Magnavox satellite positioning system Navigation (no data reported)
Sonar Doppler Navigation (no data reported)
Other Unknown, Multichannel, Boomer, Sub Bottom Profiler, Sparker, Bubble Gun, Air Gun / Water Gun, Ocean Bottom Seismometer, Sonobuoy (no data reported)

Datasets

Datasets produced in this activity

Dataset name Equipment Description Dataset contact
1974-010-FA-SE-001-01 Multichannel seismics Paper record section of Lines IPOD, Nancy K. Soderberg
1974-010-FA-SE-001-02 Multichannel seismics CD ROM disk of IPOD lines, NAVOCEANO ATLANTIC PLOTS, Nancy K. Soderberg
1974-010-FA-SE-001-03 Multichannel seismics List of SEG-Y Files (text file) List of SEG-Y demux and stack files migrated from 9-track tapes to CD-ROM. Nancy K. Soderberg
1974-010-FA-SE-001-04 Multichannel seismics SEG-Y demux data files for Line IPOD. Nancy K. Soderberg
1974-010-FA-SE-001-05 Multichannel seismics scanned record sections of Lines IPOD, Nancy K. Soderberg
1974-010-FA-LN-001-01 Loran-C Raw navigation data (original file) Nancy K. Soderberg
1974-010-FA-LN-001-02 Loran-C Trackchart (original file) Nancy K. Soderberg
1974-010-FA-LN-001-03 Loran-C Shotpoint Navigation (txt file) Shotpoint navigation with latitude/longitude coordinates. Nancy K. Soderberg
1974-010-FA-LN-001-04 Loran-C Shotpoint Map (tif file) Shotpoint map for IPOD line. Nancy K. Soderberg
1974-010-FA-LN-001-05 Loran-C Contracted Atlantic Marine Multichannel Seismic Reflection Data Tracklines (pdf file) Generalized track map depicting several data sets including IPOD line collected by Digicon aboard the GULF SEAL. Nancy K. Soderberg
1974-010-FA-LN-002 Loran-C Contractors tape list with positions Nancy K. Soderberg
1974-010-FA-GP-001 Magnetometer (wh) Digital tapes of MG-IPOD: inventory #0846, 0848, and 0981. Nancy K. Soderberg

Publications

Samples collected during this field activity