Brazos County Benchmark System Benchmark = BZ 101
Location: Old Bundick Rd.
BM Owner: Brazos County
Horz. Datum NAD 83 (1993) Vert. Datum NAVD 88
Latitude Longitude
Position 30 56 53.98306 (N) 96 15 33.05171 (W) Adjusted GPS
Orthometric Height (M) 97.083 unchecked GPS
Ellip_Height (M) 71.01 GPS
PROJECTION COORDINATES
NORTH EAST SCALE CONVERG.
SPC TX C 3,149,205.99 1,089,175.67 0.99988217 + 02 05 54.3
UTM 14 3,427,097.75 761,843.56 1.00044582 + 01 24 37.1
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
3427097.75526 N
761843.58859 E
Elevation 97.148
Convergence 01 24 37.11608
Scale Factor 1.000445820
Combined Factor 1.000430567
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
3149205.99786 N
1089175.69736 E
Elevation 97.148
Convergence 02 05 54.34257
Scale Factor 0.999882170
Combined Factor 0.999866927
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 56 53.98318 N
96 15 33.05059 W
Elevation (m) 97.148
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 56 53.30512 N
96 15 32.19076 W
Elevation 318.65
Datum Shift (m) Delta Lat. = 20.882
Delta Lon. = 22.823