21456+2417

  • Unique Name: 21456+2417POU5492AC
  • RA: 21 45 37.26
  • Dec: +24 16 45.2
  • Discoverer: POU
  • Discoverer Number: 5492
  • Components: AC
  • First year: 1898
  • Last year: 2008
  • Observations: 4
  • First position angle: 51
  • Last position angle: 50
  • First separation: 20.4
  • Last separation: 20.1
  • Mag first component: 13.1
  • Mag second component: 13.5
  • Spectral type:
  • Primary proper motion RA: 1
  • Primary proper motion DEC: -1
  • Secondary proper motion RA: 4
  • Secondary proper motion DEC: -1
  • Durchmusterung:
  • Notes: