Survey Identifier: A118L18

Format Acronym: MGD77
Data Center File Number: 17080012
Parameters Surveyed Code: 51111
File Creation Date (yyyymmdd): 19900315
Country: USA
Platform Name: R/V ATLANTIS II
Platform Type Code: 1
Platform Type: SHIP
Chief Scientist(s): BRIAN TAYLOR
Project: A118L18
Funding: NSF
Survey Departure Date (yyyymmdd): 19870712
Port of Departure: AGANA, GUAM
Survey Arrival Date (yyyymmdd): 19870802
Port of Arrival: YOKOHAMA, JAPAN
Navigation Instrumentation: GPS, LORAN-C, TRANSIT SATELLITE
Geodetic Datum/Position: PRIM-GPS
Bathymetry Instrumentation: SEA BEAM vertical beam
Additional Forms of Bathymetric Data: ANALOG
Topmost Latitude of Survey: +35
Bottommost Latitude: +13
Leftmost Longitude: +139
Rightmost Longitude: +146
General Digitizing Rate of Bathymetry: 015
General Sampling Rate of Bathymetry: VAR-W-DEPTH
Assumed Sound Velocity: 15000
Interpolation Scheme: 1 MINUTE AVERAGES
Additional Documentation: Other data reported to have been collected on this cruise were Alvin dives and, dredging.
Number of Data Records: 15395

Min/Max Data Record:
Date: 1987 07 14
Latitude: +1.34635
Longitude: +6.06240
Bathymetry, 2- Way Traveltime: 000453
Bathymetry, Corrected Depth: 34.0

Min/Max Data Record:
Date: 1987 08 01
Latitude: +34.19073
Longitude: +145.25255
Bathymetry, 2- Way Traveltime: 072040
Bathymetry, Corrected Depth: 5437.0