Survey Identifier: CMAPSU5B
Format Acronym: MGD77
Data Center File Number: 03020014
Parameters Surveyed Code: 55511
File Creation Date (yyyymmdd): 19800208
Source Institution: NOAA/NOS
Country: USA
Platform Name: PIONEER
Platform Type Code: 1
Platform Type: SHIP
Project: OPR 421 PACIFIC SEA MAP
Funding: NOS/IDOE
Survey Departure Date (yyyymmdd): 19630803
Port of Departure: CHUKCHI SEA
Survey Arrival Date (yyyymmdd): 19690405
Port of Arrival: DUTCH HARBOR USA
Navigation Instrumentation: LORAN-C/LORAN-A/ CELESTIAL/SATELLITE
Bathymetry Instrumentation: 12 KHZ TRANSDUCER (PDC)
Additional Forms of Bathymetric Data: STRIP CHARTS/PUNCHED PAPER TAPE
Magnetics Instrumentation: VARIAN TOTAL-FIELD PRECESSION MAGNET.
Additional Forms of Magnetics Data: ANALOG STRIP CHART, PUNCHED TAPE
Gravity Instrumentation: LACOSTE-ROMBERG GIMBALED S.S. METER
Additional Forms of Gravity Data: STRIP CHARTS/MAGNETIC TAPE
Topmost Latitude of Survey: +42
Bottommost Latitude: +36
Leftmost Longitude: -168
Rightmost Longitude: -156
Interpolation Scheme: 5-MINUTE INT. AND AT PEAKS, TROUGHS AND STEEP SLOPES
Reference Field Code: 03
Reference Field: IGRF-65
Theoretical Gravity Formula Code: 2
Theoretical Gravity Formula: INTERNAT'L 1930
Additional Documentation: NAVIGATION IS POOR, WARNING: MGD77 DATA RECORDS FOR THIS CRUISE MAY CONTAIN NEGATIVE GRAVITY, ANOMALY VALUES THAT SHOULD BE POSITIVE.
Number of Data Records: 8289
Min/Max Data Record:
Date: 1963 08 03
Latitude: +36.00000
Longitude: -167.98500
Bathymetry, 2- Way Traveltime: 024637
Bathymetry, Corrected Depth: 1828.0
Magnetics Total Field, 1st Sensor: 410030
Magnetics Residual Field: -06650
Free-Air Anomaly: -0250
Min/Max Data Record:
Date: 1969 04 05
Latitude: +42.00000
Longitude: -156.00800
Bathymetry, 2- Way Traveltime: 096465
Bathymetry, Corrected Depth: 7343.0
Magnetics Total Field, 1st Sensor: 455150
Magnetics Residual Field: +09990
Free-Air Anomaly: +0000