pyModeS.decoder.bds.bds05 module¶
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pyModeS.decoder.bds.bds05.airborne_position(msg0, msg1, t0, t1)[source]¶ Decode airborn position from a pair of even and odd position message
- Parameters
msg0 (string) – even message (28 hexdigits)
msg1 (string) – odd message (28 hexdigits)
t0 (int) – timestamps for the even message
t1 (int) – timestamps for the odd message
- Returns
(latitude, longitude) of the aircraft
- Return type
(float, float)
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pyModeS.decoder.bds.bds05.airborne_position_with_ref(msg, lat_ref, lon_ref)[source]¶ Decode airborne position with only one message, knowing reference nearby location, such as previously calculated location, ground station, or airport location, etc. The reference position shall be with in 180NM of the true position.
- Parameters
msg (str) – even message (28 hexdigits)
lat_ref – previous known latitude
lon_ref – previous known longitude
- Returns
(latitude, longitude) of the aircraft
- Return type
(float, float)