21454+2501

  • Unique Name: 21454+2501POU5487
  • RA: 21 45 27.89
  • Dec: +25 00 27.4
  • Discoverer: POU
  • Discoverer Number: 5487
  • Components:
  • First year: 1891
  • Last year: 2008
  • Observations: 5
  • First position angle: 100
  • Last position angle: 98
  • First separation: 15.3
  • Last separation: 15.7
  • Mag first component: 11.79
  • Mag second component: 13.69
  • Spectral type:
  • Primary proper motion RA: 0
  • Primary proper motion DEC: -1
  • Secondary proper motion RA: 7
  • Secondary proper motion DEC: -2
  • Durchmusterung:
  • Notes: