def test_low_dec(self):
with open(datapaths.swift_bat_grb_pos_v2) as f:
good_src = voeventparse.load(f)
with open(datapaths.swift_bat_grb_low_dec) as f:
bad_src = voeventparse.load(f)
good_fk5 = convert_voe_coords_to_eqposn(
voeventparse.pull_astro_coords(good_src))
bad_fk5 = convert_voe_coords_to_eqposn(
voeventparse.pull_astro_coords(bad_src))
self.assertIsNone(filters.ami.reject(good_fk5))
self.assertIsNotNone(filters.ami.reject(bad_fk5))
def test_swift_grb_v2_fk5(self):
with open(datapaths.swift_bat_grb_pos_v2) as f:
swift_grb_v2 = voeventparse.load(f)
known_swift_grb_posn = ephem.Equatorial(
74.741200/DEG_PER_RADIAN, 25.313700/DEG_PER_RADIAN,
epoch=ephem.J2000)
voe_coords = voeventparse.pull_astro_coords(swift_grb_v2)
extracted_posn = convert_voe_coords_to_eqposn(voe_coords)
self.assertEqual(extracted_posn.ra, known_swift_grb_posn.ra)
self.assertEqual(extracted_posn.dec, known_swift_grb_posn.dec)
def __init__(self, voevent):
self.voevent = voevent
if not filters.is_bat_grb_pkt(voevent):
raise ValueError("Cannot instantiate BatGrb; packet header mismatch.")
self.description = "Swift BAT GRB - initial position"
id_long_short = BatGrb._pull_swift_bat_id(self.voevent)
self.id_long = 'SWIFT' + id_long_short[0]
self.id = 'SWIFT_' + id_long_short[1]
#Assigned name according to the 'why' section of voevent packet:
self.inferred_name = self.voevent.Why.Inference.Name
self.isotime = voeventparse.pull_isotime(self.voevent)
self.params = voeventparse.pull_params(self.voevent)
self.position = convert_voe_coords_to_eqposn(
voeventparse.pull_astro_coords(self.voevent))
