12540-1802

  • Unique Name: 12540-1802S 643
  • RA: 12 54 00.29
  • Dec: -18 02 15.4
  • Discoverer: S
  • Discoverer Number: 643
  • Components:
  • First year: 1825
  • Last year: 2013
  • Observations: 19
  • First position angle: 294
  • Last position angle: 295
  • First separation: 23.4
  • Last separation: 23.3
  • Mag first component: 7.07
  • Mag second component: 8.17
  • Spectral type: A5III A0
  • Primary proper motion RA: -36
  • Primary proper motion DEC: 3
  • Secondary proper motion RA: -101
  • Secondary proper motion DEC: 97
  • Durchmusterung: -17 3726
  • Notes: NYD
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