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view globalneighbors/constants.py @ 22:e69cb496324e

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we have a data dump
author Jeff Hammel <k0scist@gmail.com>
date Sun, 25 Jun 2017 17:45:19 -0700
parents 5dba84370182
children
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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