Brazos County Benchmark System Benchmark = BZ 133
Location: Old Hearne Rd
BM Owner: Brazos County
Horz. Datum NAD 83 (1993) Vert. Datum NAVD 88
Latitude Longitude
Position 30 44 25.55570(N) 96 27 42.98377(W) Adjusted GPS
Orthometric Height (M) 86.667 unchecked GPS
Ellip_Height (M) 60.51 GPS
PROJECTION COORDINATES
NORTH EAST SCALE CONVERG.
SPC TX C 3,125,482.05 1,070,617.42 0.99989205 + 01 59 38.4
UTM 14 3,403,587.97 742,990.64 1.00032842 + 01 17 52.7
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
3403587.96983 N
742990.66387 E
Elevation 86.684
Convergence 01 17 52.67396
Scale Factor 1.000328422
Combined Factor 1.000314815
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
3125482.04706 N
1070617.44569 E
Elevation 86.684
Convergence 01 59 38.38450
Scale Factor 0.999892054
Combined Factor 0.999878452
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 44 25.55549 N
96 27 42.98280 W
Elevation (m) 86.684
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 44 24.85143 N
96 27 42.10699 W
Elevation 284.28
Datum Shift (m) Delta Lat. = 21.682
Delta Lon. = 23.297