Survey Identifier: POL7004
Format Acronym: MGD77
Data Center File Number: 03040053
Parameters Surveyed Code: 55511
File Creation Date (yyyymmdd): 19800207
Source Institution: NOAA/POL
Country: UNITED STATES
Platform Name: OCEANOGRAPHER
Platform Type Code: 1
Platform Type: SHIP
Project: TRANS-PAC-MAG, LEGS 1-3
Funding: NOAA
Survey Departure Date (yyyymmdd): 19700924
Port of Departure: SEATTLE,UNITED STATES
Survey Arrival Date (yyyymmdd): 19701108
Port of Arrival: SEATTLE,UNITED STATES
Navigation Instrumentation: SATELLITE
Topmost Latitude of Survey: +49
Bottommost Latitude: +21
Leftmost Longitude: +157
Rightmost Longitude: -125
General Digitizing Rate of Bathymetry: 61
General Digitizing Rate of Magnetics: 60
General Digitizing Rate of Gravity: 61
Additional Documentation: LEG 1: SEATTLE TO MIDWAY 700924-701001, LEG 2: MIDWAY TO HONOLULU 701004-701027, LEG 3: HONOLULU TO SEATTLE 701103-701108, WARNING: MGD77 DATA RECORDS FOR THIS CRUISE MAY CONTAIN NEGATIVE GRAVITY, ANOMALY VALUES THAT SHOULD BE POSITIVE.
Number of Data Records: 10752
Min/Max Data Record:
Date: 1970 09 24
Latitude: +21.76330
Longitude: -179.98160
Bathymetry, 2- Way Traveltime: 013272
Bathymetry, Corrected Depth: 993.0
Magnetics Total Field, 1st Sensor: 356910
Magnetics Residual Field: -07800
Free-Air Anomaly: -1616
Min/Max Data Record:
Date: 1970 11 08
Latitude: +48.81330
Longitude: +180.00000
Bathymetry, 2- Way Traveltime: 086367
Bathymetry, Corrected Depth: 6546.0
Magnetics Total Field, 1st Sensor: 560800
Magnetics Residual Field: +11170
Free-Air Anomaly: +0000