| Surv Id | Format | Ngdc Id | Params | Create Date | Source Institution | Seq | ||
| 4 | H05811 | HYD93 | 03F11263 | SF | 19791231 | National Ocean Survey, N.O.A.A. | 01 |
| Country | Platform Name | Plat Type | Chief Hydrographer(s) | Seq |
| U.S.A. | Field/Shore Party | 1SHIP | J.B. KINGHORN | 02 |
| Project | Type of Survey | Strt Yr | End Yr | Scale of Survey | Seq |
| 1935 | 1935 | 10,000 | 03 |
| Area (General) of Survey | Area (Specific) of Survey | Seq |
| BULL BAY | WESTERN PART & VICINITY | 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 | NOS06 | North American Datum 1927 | 07 |
| code | Vertical Datum | tide | Original Sounding Units | Seq |
| 02 | Mean Low Water | feet | 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. under Ashville 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) | +33.04 | +32.95 | -79.63 | -79.53 | 12 |
Additional Documentation |
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| 22 | |
| 23 | |
| 24 |
Note: You can find the comnplete HYD93 Format Specification, including all code descriptions, at www.ngdc.noaa.gov/mgg/dat/geodas/docs/hyd93.htm