Class: Mercator::GRS80

Inherits:
Datum
  • Object
show all
Defined in:
lib/mercator/datum.rb

Overview

The GRS80 datum, or the Geodetic Reference System 1980.

Instance Attribute Summary

Attributes inherited from Datum

#inverse_flattening, #semi_major_axis, #semi_minor_axis

Instance Method Summary collapse

Methods inherited from Datum

#flattening

Constructor Details

#initialize ⇒ GRS80

Returns a new instance of GRS80.



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# File 'lib/mercator/datum.rb', line 19

def initialize
  self.semi_major_axis = 6378137.0
  self.semi_minor_axis = 6356752.314140
  self.inverse_flattening = 298.257222100882
end