NOS Survey H03802 - HYD93 Format Header

  Surv Id Format Ngdc Id   Params Create Date Source Institution Seq
4 H03802 HYD93 03AC1024   SF 20050518 National Ocean Survey, N.O.A.A. 01
Country Platform Name Plat Type Chief Hydrographer(s) Seq
U.S.A. Explorer 1SHIP R.S. Patton 02
Project Type of Survey Strt Yr End Yr Scale of Survey Seq
??   1915 1915 1:60,000 03
Area (General) of Survey Area (Specific) of Survey Seq
Approaches to Cook Inlet Pt. Gore to Port Graham 04
Quality of Survey Description Processing Status Description Seq
    05
Position Determination Seq
  06
Code Horizontal Datum of Records Code Original Horizontal Datum Seq
NOSXX Undetermined horizontal datum NOSXX Undetermined horizontal datum 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 NGDC under 2001-2004 Contract 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) +59.38 +59.06 -152.06 -150.98 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