21423+4616

  • Unique Name: 21423+4616ES 1275BC
  • RA: 21 42 17.05
  • Dec: +46 17 34.3
  • Discoverer: ES
  • Discoverer Number: 1275
  • Components: BC
  • First year: 1913
  • Last year: 2003
  • Observations: 4
  • First position angle: 337
  • Last position angle: 336
  • First separation: 4.3
  • Last separation: 4.1
  • Mag first component: 12.9
  • Mag second component: 13.3
  • Spectral type:
  • Primary proper motion RA: 4
  • Primary proper motion DEC: -18
  • Secondary proper motion RA: 16
  • Secondary proper motion DEC: 7
  • Durchmusterung:
  • Notes: