Brazos County Benchmark System Benchmark = BZ 138
Location: Britten Rd
BM Owner: Brazos County
Horz. Datum NAD 83 (1993) Vert. Datum NAVD 88
Latitude Longitude
Position 30 41 43.34684(N) 96 27 54.55243(W) Adjusted GPS
Orthometric Height (M) 100.933 unchecked GPS
Ellip_Height (M) 74.72 GPS
PROJECTION COORDINATES
NORTH EAST SCALE CONVERG.
SPC TX C 3,120,479.56 1,070,483.56 0.99989592 + 01 59 32.4
UTM 14 3,398,585.31 742,795.86 1.00032726 + 01 17 40.6
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
3398585.30759 N
742795.88298 E
Elevation 100.948
Convergence 01 17 40.58167
Scale Factor 1.000327262
Combined Factor 1.000311415
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
3120479.55666 N
1070483.58269 E
Elevation 100.948
Convergence 01 59 32.42599
Scale Factor 0.999895920
Combined Factor 0.999880079
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 41 43.34671 N
96 27 54.55141W
Elevation (m) 100.948
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 41 42.63659 N
96 27 53.67525 W
Elevation 331.08
Datum Shift (m) Delta Lat. = 21.869
Delta Lon. = 23.317