Brazos County Benchmark System Benchmark = BZ 115

Location: Dick Elliott Rd

BM Owner: Brazos County

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

Latitude Longitude

Position 30 49 44.27455(N) 96 23 6.45773(W) Adjusted GPS

Orthometric Height (M) 121.259 unchecked GPS

Ellip_Height (M) 95.17 GPS

PROJECTION COORDINATES

NORTH EAST SCALE CONVERG.

SPC TX C 3,135,548.51 1,077,619.57 0.99988625 + 02 02 0.8

UTM 14 3,413,573.43 750,117.56 1.00037177 + 01 20 26.7

 

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

3413573.43144 N

750117.59071 E

Elevation 121.307

Convergence 01 20 26.73263

Scale Factor 1.000371770

Combined Factor 1.000352726

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

3135548.51084 N

1077619.59836 E

Elevation 121.307

Convergence 02 02 00.81170

Scale Factor 0.999886246

Combined Factor 0.999867212

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 49 44.27441 N

96 23 06.45675 W

Elevation (m) 121.307

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 49 43.58191 N

96 23 05.58742 W

Elevation 397.87

Datum Shift (m) Delta Lat. = 21.326

Delta Lon. = 23.103