NOS Survey F00277 - HYD93 Format Header

  Surv Id Format Ngdc Id   Params Create Date Source Institution Seq
4 F00277 HYD93 03141020   SF 19860902 National Ocean Survey, N.O.A.A. 01
Country Platform Name Plat Type Chief Hydrographer(s) Seq
U.S.A. Peirce 1SHIP A.E. THEBERGE 02
Project Type of Survey Strt Yr End Yr Scale of Survey Seq
OPR-I191 Hydro field examination 1985 1985 2500 03
Area (General) of Survey Area (Specific) of Survey Seq
ST. CROIX FREDERICKSTED PIER 04
Quality of Survey Description Processing Status Description Seq
    05
Position Determination Seq
Range-azimuth,elec. range+theod. cut 06
Code Horizontal Datum of Records Code Original Horizontal Datum Seq
NOS31 North American Datum 1983 NOS18 Puerto Rico Datum 07
code Vertical Datum tide Original Sounding Units Seq
04 Mean Lower Low Water .80   08
Sounding Method Seq
Digital Echo Sounder w/ Graphical Record assumed 09
c Sound Velocity Correction Seq
1 Corrected for actual sound velocity 10
Data Processing Methodology Seq
Digital data processed at NOS Marine Center: HARRIS 11
Format of Data Records Top Lat Bottom Lat Left Lon Right Lon Seq
SURV,LAT,LON,VAL,TYP,CCODE(A8,F9.6,F10.6,F6.1,I1,I3) +17.72 +17.71 -64.89 -64.88 12
Additional Documentation
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Note: You can find the comnplete HYD93 Format Specification, including all code descriptions, at www.ngdc.noaa.gov/mgg/dat/geodas/docs/hyd93.htm