20475+5553

  • Unique Name: 20475+5553HJ 1580
  • RA: 20 47 31.69
  • Dec: +55 53 05.7
  • Discoverer: HJ
  • Discoverer Number: 1580
  • Components:
  • First year: 1828
  • Last year: 2003
  • Observations: 7
  • First position angle: 249
  • Last position angle: 245
  • First separation: 4.0
  • Last separation: 11.0
  • Mag first component: 9.38
  • Mag second component: 12.65
  • Spectral type: B8
  • Primary proper motion RA: -2
  • Primary proper motion DEC: -6
  • Secondary proper motion RA: -5
  • Secondary proper motion DEC: -2
  • Durchmusterung: +55 2467
  • Notes: