21571+2528

  • Unique Name: 21571+2528POU5581
  • RA: 21 57 04.76
  • Dec: +25 27 04.6
  • Discoverer: POU
  • Discoverer Number: 5581
  • Components:
  • First year: 1897
  • Last year: 2001
  • Observations: 3
  • First position angle: 308
  • Last position angle: 313
  • First separation: 10.7
  • Last separation: 12.1
  • Mag first component: 13.44
  • Mag second component: 13.37
  • Spectral type:
  • Primary proper motion RA: 1
  • Primary proper motion DEC: -17
  • Secondary proper motion RA: -4
  • Secondary proper motion DEC: -6
  • Durchmusterung:
  • Notes: