Survey Identifier: JARE30G6
Format Acronym: MGD77
Data Center File Number: JA010018
Parameters Surveyed Code: 50500
File Creation Date (yyyymmdd): 19941107
Source Institution: NATIONAL INSTITUTE OF POLAR RESEARCH
Country: JAPAN
Platform Name: SHIRASE
Platform Type Code: 1
Platform Type: SHIP
Project: JAPANESE ANTARCTIC RESEARCH EXPEDITION, JARE
Survey Departure Date (yyyymmdd): 19890211
Survey Arrival Date (yyyymmdd): 19890320
Navigation Instrumentation: NNSS SATELLITE
Geodetic Datum/Position: WGS-72
Bathymetry Instrumentation: NEC CO. LTD. PDR
Gravity Instrumentation: NIPRORI-II
Topmost Latitude of Survey: -33
Bottommost Latitude: -71
Leftmost Longitude: +022
Rightmost Longitude: +153
General Digitizing Rate of Bathymetry: 011
Assumed Sound Velocity: 15000
General Digitizing Rate of Gravity: 010
Theoretical Gravity Formula Code: 3
Theoretical Gravity Formula: 1967
Reference System Code: 3
Reference System: IGSN-71
Departure Base Station Gravity: 9825238
Departure Base Station Description: SYOWA LAT=69 0.3'S, LON=39 35.3'E
Number of Data Records: 26672
Min/Max Data Record:
Date: 1989 02 11
Latitude: -70.15266
Longitude: +22.75708
Bathymetry, 2- Way Traveltime: 001720
Bathymetry, Corrected Depth: 129.0
Observed Gravity: 9795855
Free-Air Anomaly: -1141
Min/Max Data Record:
Date: 1989 03 20
Latitude: -33.86928
Longitude: +152.00931
Bathymetry, 2- Way Traveltime: 088667
Bathymetry, Corrected Depth: 6679.0
Observed Gravity: 9827165
Free-Air Anomaly: +0991