18153+4054

  • Unique Name: 18153+4054BVD 261
  • RA: 18 15 16.20
  • Dec: +40 54 19.5
  • Discoverer: BVD
  • Discoverer Number: 261
  • Components:
  • First year: 1951
  • Last year: 1998
  • Observations: 3
  • First position angle: 307
  • Last position angle: 309
  • First separation: 21.0
  • Last separation: 20.9
  • Mag first component: 17.7
  • Mag second component: 18.2
  • Spectral type:
  • Primary proper motion RA: -72
  • Primary proper motion DEC: -145
  • Secondary proper motion RA: -76
  • Secondary proper motion DEC: -115
  • Durchmusterung:
  • Notes: V