21442+2631

  • Unique Name: 21442+2631BUP 230AC
  • RA: 21 44 09.31
  • Dec: +26 31 09.4
  • Discoverer: BUP
  • Discoverer Number: 230
  • Components: AC
  • First year: 1875
  • Last year: 2008
  • Observations: 8
  • First position angle: 261
  • Last position angle: 260
  • First separation: 540.3
  • Last separation: 571.7
  • Mag first component: 8.47
  • Mag second component: 9.84
  • Spectral type: G2V
  • Primary proper motion RA: 205
  • Primary proper motion DEC: 54
  • Secondary proper motion RA: -2
  • Secondary proper motion DEC: -16
  • Durchmusterung: +25 4602
  • Notes:
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