21555+4703

  • Unique Name: 21555+4703HJ 1705
  • RA: 21 55 31.42
  • Dec: +47 03 18.6
  • Discoverer: HJ
  • Discoverer Number: 1705
  • Components:
  • First year: 1828
  • Last year: 2000
  • Observations: 2
  • First position angle: 80
  • Last position angle: 80
  • First separation: 3.5
  • Last separation: 7.6
  • Mag first component: 11.0
  • Mag second component: 14.0
  • Spectral type:
  • Primary proper motion RA: 0
  • Primary proper motion DEC: -2
  • Secondary proper motion RA:
  • Secondary proper motion DEC:
  • Durchmusterung:
  • Notes: