Brazos County Benchmark System Benchmark = SMET

Location: 6TH Street

BM Owner: National Geodetic Survey

For best results contact NGS.

Horz. Datum NAD 83 (1993) Vert. Datum NAVD 88

Latitude Longitude

Position 30 38 17.38772 (N) 96 28 31.49198 (W) Adjusted GPS

Orthometric Height (M) 79.5 unchecked GPS

Ellip_Height (M) 53.12 GPS

PROJECTION COORDINATES

NORTH EAST SCALE CONVERG.

SPC TX C 3,114,107.28 1,069,721.08 0.99990171 + 01 59 13.4

UTM 14 3,392,220.09 741,955.36 1.00032224 + 01 17 13.9

 

All adjustments hereafter, Original Horizontal Coordinates: NAD 83 Geographic

Universal Transverse Mercator Projection,

NAD 83, NAVD 88, Meters

UTM Zone 14

Input Vertical Coordinates: Ellipsoid Height, GRS 80, Meters

Output Vertical Coordinates: Orthometric Height, NAVD88, Meters

3392220.08830 N

741955.39288 E

Elevation 79.424

Convergence 01 17 13.89049

Scale Factor 1.000322243

Combined Factor 1.000309775

State Plane Coordinates. NAD 83, NAVD 88

Texas Central Zone (4203) Meters

Input Vertical Coordinates: Ellipsoid Height, GRS 80, Meters

Output Vertical Coordinates: Orthometric Height, NAVD 88, Meter

3114107.27509 N

1069721.11060 E

Elevation 79.424

Convergence 01 59 13.39999

Scale Factor 0.999901712

Combined Factor 0.999889249

NAD83 and NAVD88, GEOID96 model, GRS80 ellisoid

Input Vertical Coordinates: Ellipsoid Height, GRS 80, Meters

Output Vertical Coordinates: Orthometric Height, NAVD 88, Meters

NAD83 (1993) NAVD88

30 38 17.38767 N

96 28 31.49086 W

Elevation (m) 79.424

NAD27, NGVD29, Mean Sea Level, Clark 1866 Ellipsoid

Input Vertical Coordinates: Ellipsoid Height GRS 80, Meters

Output Vertical Coordinates: MLS, NGVD 29, U.S. Survey Feet

30 38 16.66975 N

96 28 30.61371 W

Elevation 260.47

Datum Shift (m) Delta Lat. = 22.108

Delta Lon. = 23.357