18257-2102

  • Unique Name: 18257-2102HLD 144AC
  • RA: 18 25 39.08
  • Dec: -21 02 17.5
  • Discoverer: HLD
  • Discoverer Number: 144
  • Components: AC
  • First year: 1909
  • Last year: 1999
  • Observations: 3
  • First position angle: 280
  • Last position angle: 280
  • First separation: 67.6
  • Last separation: 69.0
  • Mag first component: 9.2
  • Mag second component: 11.5
  • Spectral type: A3/5II
  • Primary proper motion RA: 13
  • Primary proper motion DEC: -36
  • Secondary proper motion RA: 2
  • Secondary proper motion DEC: 6
  • Durchmusterung:
  • Notes: