Survey Identifier: EGRHERA1
Format Acronym: MGD77
Data Center File Number: 19170015
Parameters Surveyed Code: 55500
File Creation Date (yyyymmdd): 19980515
Source Institution: UNITED KINGDOM HYDROGRAPHIC OFFICE
Country: UNITED KINGDOM
Platform Name: HERALD
Platform Type Code: 1
Platform Type: SHIP
Survey Departure Date (yyyymmdd): 19891124
Survey Arrival Date (yyyymmdd): 19920416
Topmost Latitude of Survey: +51
Bottommost Latitude: +49
Leftmost Longitude: -005
Rightmost Longitude: -003
General Digitizing Rate of Bathymetry: 014
General Digitizing Rate of Magnetics: 014
General Digitizing Rate of Gravity: 013
Additional Documentation: DATA FROM THE EDDYSTONE GRAVITY RANGE DATA SET, RECORDS CONSIDERED TO BE, ACCURATE TO +-0.1 MGAL.
Number of Data Records: 2311
Min/Max Data Record:
Date: 1989 11 24
Latitude: +49.90300
Longitude: -4.91660
Bathymetry, Corrected Depth: 2.6
Magnetics Total Field, 1st Sensor: 475840
Free-Air Anomaly: +0071
Min/Max Data Record:
Date: 1992 04 16
Latitude: +50.30730
Longitude: -3.54700
Bathymetry, Corrected Depth: 166.4
Magnetics Total Field, 1st Sensor: 477160
Free-Air Anomaly: +0350