SEI 991
Info Chart Aladin

  Cyg
☀11.68/12.5mag
Ø 20''

WDS ID20122+3600
Common catalogue IDSEI 991
Components
Other Designation
Position angle296
Separation20.1
Mag First11.68
Mag Second12.5
Delta mag0.82
Spectral Type
ConstellationCygnus
RA20:12:06.4
Dec+35:59:36.5