18253+2805

  • Unique Name: 18253+2805HDS2604Aa,Ab
  • RA: 18 25 20.37
  • Dec: +28 04 59.0
  • Discoverer: HDS
  • Discoverer Number: 2604
  • Components: Aa,Ab
  • First year: 1991
  • Last year: 2007
  • Observations: 2
  • First position angle: 208
  • Last position angle: 212
  • First separation: 0.7
  • Last separation: 0.7
  • Mag first component: 8.69
  • Mag second component: 11.3
  • Spectral type: B9
  • Primary proper motion RA: -3
  • Primary proper motion DEC: 2
  • Secondary proper motion RA:
  • Secondary proper motion DEC:
  • Durchmusterung: +28 2996
  • Notes: