BU 250
Info Chart Aladin

  Cyg
☀6.33/11.5mag
Ø 18''

WDS ID20499+4640
Common catalogue IDBU 250
Components
Other Designation
Position angle7
Separation18.3
Mag First6.33
Mag Second11.5
Delta mag5.17
Spectral TypeB4Ve
ConstellationCygnus
RA20:49:54.6
Dec+46:39:40.8