NOS Survey H04876 - HYD93 Format Header

  Surv Id Format Ngdc Id   Params Create Date Source Institution Seq
4 H04876 HYD93 03NG1270   SF 19960106 National Ocean Survey, N.O.A.A. 01
Country Platform Name Plat Type Chief Hydrographer(s) Seq
U.S.A. Unknown Ship 1SHIP G.R. FISH 02
Project Type of Survey Strt Yr End Yr Scale of Survey Seq
    1928 1928 120,000 03
Area (General) of Survey Area (Specific) of Survey Seq
CAPE SEBASTIAN PT. ST. GEORGE TO CAPE SEBASTIAN - OFFSHORE 04
Quality of Survey Description Processing Status Description Seq
    05
Position Determination Seq
  06
Code Horizontal Datum of Records Code Original Horizontal Datum Seq
NOS31 North American Datum 1983 NOS05 North American Datum 1913 07
code Vertical Datum tide Original Sounding Units Seq
04 Mean Lower Low Water   fathoms 08
Sounding Method Seq
Lead Line assumed 09
c Sound Velocity Correction Seq
5 Non-acoustic depth measurement 10
Data Processing Methodology Seq
Smooth sheets digitized for N.O.S. by National Geophysical Data Center 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) +42.42 +41.61 -125.43 -124.33 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