Brazos County Benchmark System Benchmark = BZ 125

Location: FM 2776

BM Owner: Brazos County

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

Latitude Longitude

Position 30 45 41.56189 (N) 96 19 13.62793 (W) Adjusted GPS

Orthometric Height (M) 98.701 unchecked GPS

Ellip_Height (M) 72.48 GPS

PROJECTION COORDINATES

NORTH EAST SCALE CONVERG.

SPC TX C 3,128,300.95 1,084,072.19 0.99989045 + 02 04 0.7

UTM 14 3,406,244.54 756,485.10 1.00041158 + 01 22 16.5

 

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

3406244.52935 N

756485.13375 E

Elevation 98.748

Convergence 01 22 16.49158

Scale Factor 1.000411582

Combined Factor 1.000396079

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

3128300.94298 N

1084072.22108 E

Elevation 98.748

Convergence 02 04 00.73294

Scale Factor 0.999890454

Combined Factor 0.999874959

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 45 41.56155 N

96 19 13.62659 W

Elevation (m) 98.748

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 45 40.86213 N

96 19 12.76341 W

Elevation 323.88

Datum Shift (m) Delta Lat. = 21.539

Delta Lon. = 22.956