21397+2457

  • Unique Name: 21397+2457POU5454
  • RA: 21 39 44.20
  • Dec: +24 56 56.8
  • Discoverer: POU
  • Discoverer Number: 5454
  • Components:
  • First year: 1891
  • Last year: 2008
  • Observations: 5
  • First position angle: 80
  • Last position angle: 85
  • First separation: 8.2
  • Last separation: 7.0
  • Mag first component: 8.49
  • Mag second component: 11.6
  • Spectral type: K0III
  • Primary proper motion RA: 12
  • Primary proper motion DEC: 4
  • Secondary proper motion RA: 4
  • Secondary proper motion DEC: -1
  • Durchmusterung: +24 4449
  • Notes: