Survey Identifier: NEMO02MV


Format Acronym: MGD77
Data Center File Number: 15020212
Parameters Surveyed Code: 55531
File Creation Date (yyyymmdd): 20040511
Source Institution: SCRIPPS INSTITUTION OF OCEANOGRAPHY
Country: USA
Platform Name: R/V Melville
Platform Type Code: 1
Platform Type: SHIP
Chief Scientist(s): DR. DANIEL FORNARI,WOODS HOLE
Project: NEW MILLENIUM OF OCEANOGRAPHY LEG 2
Funding: NSF
Survey Departure Date (yyyymmdd): 20000324
Port of Departure: MANZANILLO,MEXICO
Survey Arrival Date (yyyymmdd): 20000510
Port of Arrival: MANZANILLO,MEXICO
Navigation Instrumentation: PCODE GPS
Geodetic Datum/Position: SMOOTHED FIT TO 60 SEC FIXES
Bathymetry Instrumentation: SEABEAM 2000 12kHz, w/SIDESCAN
Additional Forms of Bathymetric Data: ANAL.REC,35MM FILM,DIGITAL MAG. TAPE
Magnetics Instrumentation: GEOMETRICS MAGNETOMETER MOD-G886
Additional Forms of Magnetics Data: DIGITAL TAPE
Gravity Instrumentation: BELL BGM-3 METER S/N 224
Additional Forms of Gravity Data: DIGITAL TAPE
Seismic Instrumentation: NONE COLLECTED
Topmost Latitude of Survey: 20
Bottommost Latitude: -02
Leftmost Longitude: -105
Rightmost Longitude: -090
General Digitizing Rate of Bathymetry: 010
General Sampling Rate of Bathymetry: 1PING IN H2O
Assumed Sound Velocity: 15000
Interpolation Scheme: 1 MINUTE VALUES EXTRACTED FROM SEABEAM VERTICAL BEAM
General Digitizing Rate of Magnetics: 010
General Sampling Rate of Magnetics: 06
Reference Field Code: 03
Reference Field: IGRF-1995
Method of Applying Residual Field: LIN.INTERP.POINTS WITHIN ONE DEGREE SQUARE
General Digitizing Rate of Gravity: 010
General Sampling Rate of Gravity: 01
Theoretical Gravity Formula Code: 3
Theoretical Gravity Formula: IAG SYSTEM 1967
Reference System Code: 3
Reference System: SYSTEM IGSN 71
Corrections Applied: EOTVOS AND METER DRIFT
Departure Base Station Gravity: 978583
Departure Base Station Description: MANZANILLO FISCAL PIER NECORNER
Arrival Base Station Gravity: 978583
Arrival Base Station Description: MANZANILLO FISCAL PIER
Additional Documentation: PROCESSED BY GEOLOGICAL DATA CENTER, SCRIPPS INSTITUTION OF OCEANOGRAPHY, DEPTHS CORRECTED FOR 5 METER SHIP DRAFT, NAVIGATION: PCODE GPS
Number of Data Records: 67273

Min/Max Data Record:
Date: 2000 03 24
Latitude: -1.09175
Longitude: -104.37048
Bathymetry, 2- Way Traveltime: 000227
Bathymetry, Corrected Depth: 17.0
Magnetics Total Field, 1st Sensor: 319040
Magnetics Residual Field: -05351
Observed Gravity: 9778989
Free-Air Anomaly: -1231

Min/Max Data Record:
Date: 2000 05 10
Latitude: +19.06682
Longitude: -90.29093
Bathymetry, 2- Way Traveltime: 065920
Bathymetry, Corrected Depth: 4961.0
Magnetics Total Field, 1st Sensor: 407070
Magnetics Residual Field: +03082
Observed Gravity: 9786242
Free-Air Anomaly: +0837