Survey Identifier: HYPO-1MV
Format Acronym: MGD77
Data Center File Number: 15020044
Parameters Surveyed Code: 55533
File Creation Date (yyyymmdd): 19811016
Source Institution: SCRIPPS INSTITUTION OF OCEANOGRAPHY
Country: USA
Platform Name: R/V MELVILLE
Platform Type Code: 1
Platform Type: SHIP
Chief Scientist(s): MENARD H.,HAWKINS J.,WILDE,BRUNE
Project: HYPOGENE LEG 1
Funding: NSF/IDOE
Survey Departure Date (yyyymmdd): 19720311
Port of Departure: SAN DIEGO,CALIFORNIA
Survey Arrival Date (yyyymmdd): 19720421
Port of Arrival: SAN DIEGO,CALIFORNIA
Navigation Instrumentation: SATNAV,AUTOLOG GYRO + EMLOG
Geodetic Datum/Position: LINEAR INTERP.BETWEEN ADJACENT FIXES
Bathymetry Instrumentation: 3.5-12KHZ/GIFFT RECORDERS/WIDE BEAM
Additional Forms of Bathymetric Data: ANAL.RECORDS,CARDS,35MMFILM
Magnetics Instrumentation: VARIAN MFD PROTON PRECESSION MOD 4970
Additional Forms of Magnetics Data: ANAL.RECORDS,CARDS
Seismic Instrumentation: 20TO300CU.IN.AIRGUN,10-300HZ,EDO PSR REC
Formats of Seismic Data: ANAL.RECORDS,35MM MICROFILM
Topmost Latitude of Survey: +33
Bottommost Latitude: +21
Leftmost Longitude: -118
Rightmost Longitude: -106
General Digitizing Rate of Bathymetry: 050
General Sampling Rate of Bathymetry: 1SECONDSWEEP
Assumed Sound Velocity: 14630
Bathymetric Datum Code: 00
Interpolation Scheme: 5 MINUTE INTERVAL
General Digitizing Rate of Magnetics: 050
General Sampling Rate of Magnetics: 06
Reference Field Code: 03
Reference Field: IGRF 1965
Method of Applying Residual Field: LIN.INTERP.AT 30DEG C/C OR 500MI ALONG TRACK
General Digitizing Rate of Gravity: 67
Additional Documentation: *GRAV* COLLECTED BY USGS, SENT SEPARATELY TO NGSDC
Number of Data Records: 17633
Min/Max Data Record:
Date: 1972 03 11
Latitude: +21.15830
Longitude: -117.34330
Bathymetry, 2- Way Traveltime: 000010
Bathymetry, Corrected Depth: 1.0
Magnetics Total Field, 1st Sensor: 434850
Magnetics Residual Field: -10480
Free-Air Anomaly: -3163
Min/Max Data Record:
Date: 1972 04 21
Latitude: +32.50330
Longitude: -106.83500
Bathymetry, 2- Way Traveltime: 006050
Bathymetry, Corrected Depth: 453.0
Magnetics Total Field, 1st Sensor: 494900
Magnetics Residual Field: +15110
Free-Air Anomaly: -0001