21551+2523

  • Unique Name: 21551+2523AG 421
  • RA: 21 55 05.36
  • Dec: +25 22 43.1
  • Discoverer: AG
  • Discoverer Number: 421
  • Components:
  • First year: 1891
  • Last year: 2010
  • Observations: 8
  • First position angle: 202
  • Last position angle: 199
  • First separation: 6.5
  • Last separation: 6.4
  • Mag first component: 9.67
  • Mag second component: 10.0
  • Spectral type: K0
  • Primary proper motion RA: -9
  • Primary proper motion DEC: 4
  • Secondary proper motion RA: -9
  • Secondary proper motion DEC: -9
  • Durchmusterung: +24 4498
  • Notes: