21456+2503

  • Unique Name: 21456+2503POU5490
  • RA: 21 45 40.09
  • Dec: +25 02 18.0
  • Discoverer: POU
  • Discoverer Number: 5490
  • Components:
  • First year: 1898
  • Last year: 2008
  • Observations: 5
  • First position angle: 60
  • Last position angle: 54
  • First separation: 14.5
  • Last separation: 14.6
  • Mag first component: 12.2
  • Mag second component: 14.38
  • Spectral type:
  • Primary proper motion RA: -6
  • Primary proper motion DEC: -4
  • Secondary proper motion RA: -3
  • Secondary proper motion DEC: 9
  • Durchmusterung:
  • Notes: