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#
######################################################
#
# SaVi by Lloyd Wood (lloydwood@users.sourceforge.net),
# Patrick Worfolk (worfolk@alum.mit.edu) and
# Robert Thurman.
#
# Copyright (c) 1997 by The Geometry Center.
# Also Copyright (c) 2017 by Lloyd Wood.
#
# This file is part of SaVi. SaVi is free software;
# you can redistribute it and/or modify it only under
# the terms given in the file COPYRIGHT which you should
# have received along with this file. SaVi may be
# obtained from:
# http://savi.sourceforge.net/
# http://www.geom.uiuc.edu/locate/SaVi
#
######################################################
#
# oe.tcl
#
# Procedures for computing with orbital elements
#
# $Id: oe.tcl,v 1.16 2017/01/02 06:11:33 lloydwood Exp $
proc oe_to_period {a mu} {
global PI
set period [expr 2*$PI*pow($a,1.5)/sqrt($mu)]
}
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