The list of spheroids available is somewhat dynamic. It may not contain exactly the ones listed below. To determine the current list of possible spheroids, simply type in:
Spheroid: Semi-major axis Eccentricity sqrd (e), Commonly used for: (Equatorial Radius) Flattening (f), (a): or Polar Radius (b): _ airy a=6377563.396 e=.006670540 australian a=6378160 f=1/298.25 Australia bessel a=6377397.155 e=.006674372 Japan clark66 a=6378206.4 b=6356583.8 N. America everest a=6377276.345 e=.0066378466 India, Burma grs80 a=6378137 f=1/298.257 hayford a=6378388 f=1/297 international a=6378388 f=1/297 Europe krasovsky a=6378245 f=1/298.3 wgs66 a=6378145 f=1/298.25 worldwide coverage wgs72 a=6378135 f=1/298.26 worldwide coverage wgs84 a=6378137 f=1/298.257223563 worldwide coverage
WINDOW 4928000.00N 609000.00E ZONE 13
4914000.00S 590000.00W
44.30.06N 44.29.57N
103.52.04W 103.37.44W
44.22.32N 44.22.23N
103.52.13W 103.37.55W
At northern edge 1 arc-second longitude=22.088500m
At southern edge 1 arc-second longitude=22.135998m
At western edge 1 arc-second latitude=30.860285m
At eastern edge 1 arc-second latitude=30.863082m
The values for the geographic coordinates are rounded to
the nearest second in this example. They would be more
precise in the actual output that is printed on the
screen.
Last changed: $Date: 2002/01/25 05:45:33 $