21434+4417

  • Unique Name: 21434+4417HJ 1685
  • RA: 21 43 23.73
  • Dec: +44 16 04.4
  • Discoverer: HJ
  • Discoverer Number: 1685
  • Components:
  • First year: 1828
  • Last year: 2002
  • Observations: 5
  • First position angle: 227
  • Last position angle: 238
  • First separation: 13.0
  • Last separation: 18.6
  • Mag first component: 11.11
  • Mag second component: 11.19
  • Spectral type:
  • Primary proper motion RA: 17
  • Primary proper motion DEC: -18
  • Secondary proper motion RA: -1
  • Secondary proper motion DEC: -2
  • Durchmusterung:
  • Notes: