Survey Identifier: JARE27L3


Format Acronym: MGD77
Data Center File Number: JA010003
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): 19860201
Survey Arrival Date (yyyymmdd): 19860319
Navigation Instrumentation: NNSS SATELLITE
Geodetic Datum/Position: WGS-72
Bathymetry Instrumentation: NEC CO. LTD. PDR
Gravity Instrumentation: NIPRORI-I
Topmost Latitude of Survey: -20
Bottommost Latitude: -71
Leftmost Longitude: +023
Rightmost Longitude: +059
General Digitizing Rate of Bathymetry: 027
Assumed Sound Velocity: 15000
General Digitizing Rate of Gravity: 020
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: 21788

Min/Max Data Record:
Date: 1986 02 01
Latitude: -70.25280
Longitude: +23.33969
Bathymetry, 2- Way Traveltime: 000280
Bathymetry, Corrected Depth: 21.0
Observed Gravity: 9786071
Free-Air Anomaly: -0895

Min/Max Data Record:
Date: 1986 03 19
Latitude: -20.10586
Longitude: +58.61084
Bathymetry, 2- Way Traveltime: 093227
Bathymetry, Corrected Depth: 7024.0
Observed Gravity: 9827733
Free-Air Anomaly: +2628