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view globalneighbors/constants.py @ 12:6d89ea94930b

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author Jeff Hammel <k0scist@gmail.com>
date Sun, 25 Jun 2017 13:18:13 -0700
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"""
physical constants
"""

# The Earth isn't a sphere, but let's pretend it is
# https://en.wikipedia.org/wiki/Earth_radius
Rearth = 6371.  # km
diameter = 2.*Rearth