NOS Survey H10675 - HYD93 Format Header

  Surv Id Format Ngdc Id   Params Create Date Source Institution Seq
4 H10675 HYD93 03361063   SF 19980916 National Ocean Survey, N.O.A.A. 01
Country Platform Name Plat Type Chief Hydrographer(s) Seq
U.S.A. Rude 1SHIP D.A. COLE 02
Project Type of Survey Strt Yr End Yr Scale of Survey Seq
OPR-C399 Basic Hydrographic Survey 1996 1997 10000 03
Area (General) of Survey Area (Specific) of Survey Seq
LOWER BAY VICINITY OF SANDY HOOK 04
Quality of Survey Description Processing Status Description Seq
ADEQUATE BASIC SURVEY   05
Position Determination Seq
NAVSTAR GPS 06
Code Horizontal Datum of Records Code Original Horizontal Datum Seq
NOS31 North American Datum of 1983 NOS31 North American Datum of 1983 07
code Vertical Datum tide Original Sounding Units Seq
04 Mean Lower Low Water 1.5 meters and tenths 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: HPS 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) +40.52 +40.44 -74.07 -73.97 12
Additional Documentation
Seq
MULTIBEAM SURVEY 13
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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