"""basic_propagation.py
Basic orbital propagation.
(C) 2019 Nabla Zero Labs
License: CC BY-NC 3.0 US
"""
# Python Standard Library
from __future__ import print_function
# Monte Library
import Monte
import mpy.io.data
from mpy.units import * # safe to perform global import
# Populate the BOA with a standard dataset.
boa = mpy.io.data.load(["time", "frame", "body", "ephem/planet/de431"])
# Define initial and final times for the orbital propagation
tbeg = Monte.Epoch("01-Jan-2019 00:00:00.0000 ET")
tend = tbeg + 10 * day