Exploration and Environmental Geophysics - Fall 2015

Interesting (sort of) Information

Location of Earth and Planetary Sciences building: 

in degrees:minutes:seconds: lat: N 38°:38':55.8"     lon: W 090°:18':17.0"    elev: 176 m

in decimal degrees: lat: N 38.64881 lon: W 090.30471 elev: 176 m

in UTM grid: 15S UTM 0734554 4281255


Magnetic Declination for St. Louis  as of 09-Sep-2016:
    1.35°W ± .36°


Other Magnetic Field Information for this area as of 09-Sep-2016
Declination: -1.3485°"
Inclination: 66.7534° 49' 6" (down)
Horizontal Intensity: 20,6643.7 nT
North Comp.: 20,638.0 nT
East Comp.: -485.8 nT
Vertical Comp.: 48,057.3 nT
Total Field: 52,303.6 nT

Height of pole used in Proton-Precession Mag (to base of sensor)
Forest Park: 236.3 cm
Cahokia: 59.4 cm


Worden Gravimeter: 0.0999(1) mgal/division