Survey Identifier: RNDB16WT


Format Acronym: MGD77
Data Center File Number: 15040186
Parameters Surveyed Code: 55311
File Creation Date (yyyymmdd): 19
Source Institution: SCRIPPS INSTITUTION OF OCEANOGRAPHY
Country: USA
Platform Name: R/V T.WASHINGTON
Platform Type Code: 1
Platform Type: SHIP
Chief Scientist(s): TRANSIT LEG (P.GUENTHER)
Project: ROUNDABOUT LEG 16
Funding: NSF OCE86-16368
Survey Departure Date (yyyymmdd): 19890305
Port of Departure: PAGO PAGO,SAMOA
Survey Arrival Date (yyyymmdd): 19890320
Port of Arrival: HONOLULU,HAWAII
Navigation Instrumentation: GPS,SATNAV,AUTO LOG GYRO+2D DOPPLER SPD
Geodetic Datum/Position: LINEAR INTERP.BETWEEN ADJACENT FIXES
Bathymetry Instrumentation: SEABEAM VERTICAL BEAM (2&2/3 DEG)
Additional Forms of Bathymetric Data: ANAL.REC., 35MM FILM,DIGITAL MAG TAPE
Magnetics Instrumentation: GEOMETRICS MAGNETOMETER MOD G-801/3
Additional Forms of Magnetics Data: ANAL.REC., 35MM FILM,DIGITAL MAG TAPE
Gravity Instrumentation: BELL BGM-3 METER
Additional Forms of Gravity Data: DIGITAL MAG TAPE
Seismic Instrumentation: NONE COLLECTED
Topmost Latitude of Survey: +22
Bottommost Latitude: -17
Leftmost Longitude: -171
Rightmost Longitude: -149
General Digitizing Rate of Bathymetry: 010
General Sampling Rate of Bathymetry: 1PING IN H2O
Assumed Sound Velocity: 15000
Interpolation Scheme: 1 MINUTE AVERAGES EXTRACTED FROM SEABEAM VERTICAL BEAMS
General Digitizing Rate of Magnetics: 010
General Sampling Rate of Magnetics: 06
Reference Field Code: 9
Reference Field: IGRF-85
Method of Applying Residual Field: LIN. INTERP. POINTS WITHIN ONE DEGREE PLANE
General Digitizing Rate of Gravity: 010
General Sampling Rate of Gravity: 01
Theoretical Gravity Formula Code: 3
Theoretical Gravity Formula: IAG SYSTEM 1967
Reference System Code: 3
Reference System: SYSTEM IGSN 71
Corrections Applied: EOTVOS AND METER DRIFT
Departure Base Station Gravity: 9786418
Departure Base Station Description: PAGA PAGO, SAMOA DOD 2050-3
Arrival Base Station Gravity: 9789236
Arrival Base Station Description: HONOLULU, SNUG HARBOR PIER 49
Additional Documentation: PROCESSED BY GEOLOGICAL DATA CENTER, SCRIPPS INSTITUTION OF OCEANOGRAPHY, DEPTHS CORRECTED FOR 5 METER SHIP DRAFT. GRAVITY BASE TIE PROVIDED BY M. ZUMBERGE, IGPP, MAY 1988
Number of Data Records: 22202

Min/Max Data Record:
Date: 1989 03 05
Latitude: -16.00405
Longitude: -170.68582
Bathymetry, 2- Way Traveltime: 000533
Bathymetry, Corrected Depth: 40.0
Magnetics Total Field, 1st Sensor: 319860
Magnetics Residual Field: -10658

Min/Max Data Record:
Date: 1989 03 21
Latitude: +21.31967
Longitude: -149.95666
Bathymetry, 2- Way Traveltime: 076387
Bathymetry, Corrected Depth: 5774.0
Magnetics Total Field, 1st Sensor: 398640
Magnetics Residual Field: +07096