def test_sunset_by_USNO_definition(self):
sunset_olson = ts.utc(1944, 6, 5, 20, 1)
sunset, sunrise = get_dday_sunset_sunrise(
sunrise_degree_def=sunset_degrees_USNO)
julian_delta = sunset - sunset_olson
delta_seconds = julian_delta * 24 * 60 * 60
# within rounding error
self.assertTrue(abs(delta_seconds) < 30)
def test_sunrise_by_upperlimb_definition(self):
sunrise_olson = ts.utc(1944, 6, 6, 3, 57) #UTC
# Did Dr. Olson define sunrise as when the upper limb of the Sun touches the horizon
sunset, sunrise = get_dday_sunset_sunrise(
sunrise_degree_def=sunset_degrees_simplified)
julian_delta = sunrise - sunrise_olson
delta_seconds = julian_delta * 24 * 60 * 60
# within rounding error
self.assertTrue(abs(delta_seconds) < 30)
def test_moon_at_sunset(self):
sunset, sunrise = get_dday_sunset_sunrise()
alt = get_moon_position(sunset, normandy)
self.assertTrue(alt.signed_dms()[0] > 0.0,
'Expected Moon to be above horizon at sunset')