Brazos County Benchmark System Benchmark = BZ 107

Location: Dilly Shaw Tap Rd

BM Owner: Brazos County

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

Latitude Longitude

Position 30 52 51.85482 (N) 96 18 5.34315 (W) Adjusted GPS

Orthometric Height (M) 97.302 unchecked GPS

Ellip_Height (M) 71.19 GPS

PROJECTION COORDINATES

NORTH EAST SCALE CONVERG.

SPC TX C 3,141,607.79 1,085,406.69 0.99988394 + 02 04 35.9

UTM 14 3,419,541.29 757,981.29 1.00042106 + 01 23 8.9

 

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

3419541.29425 N

757981.32257 E

Elevation 97.362

Convergence 01 23 08.88093

Scale Factor 1.000421060

Combined Factor 1.000405774

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

3141607.79042 N

1085406.71669 E

Elevation 97.362

Convergence 02 04 35.90347

Scale Factor 0.999883937

Combined Factor 0.999868659

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 52 51.85477 N

96 18 05.34210 W

Elevation (m) 97.362

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 52 51.16899 N

96 18 04.47949 W

Elevation 319.33

Datum Shift (m) Delta Lat. = 21.120

Delta Lon. = 22.912