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Allow different gravity model when parsing TLEs #3

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Allow different gravity model when parsing TLEs #3

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4 changes: 2 additions & 2 deletions orbital/elements.py
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Original file line number Diff line number Diff line change
Expand Up @@ -152,11 +152,11 @@ def from_state_vector(cls, r, v, body, ref_epoch=J2000):
return self

@classmethod
def from_tle(cls, line1, line2, body):
def from_tle(cls, line1, line2, body, gravity_model=wgs72):
"""Create object by parsing TLE using SGP4."""

# Get state vector at TLE epoch
sat = sgp4.io.twoline2rv(line1, line2, wgs72)
sat = sgp4.io.twoline2rv(line1, line2, gravity_model)
r, v = sgp4.propagation.sgp4(sat, 0)
ref_epoch = time.Time(sat.epoch, scale='utc')

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