21284-1715

  • Unique Name: 21284-1715RST3285
  • RA: 21 28 21.65
  • Dec: -17 15 28.2
  • Discoverer: RST
  • Discoverer Number: 3285
  • Components:
  • First year: 1935
  • Last year: 1943
  • Observations: 2
  • First position angle: 241
  • Last position angle: 241
  • First separation: 2.8
  • Last separation: 2.5
  • Mag first component: 8.6
  • Mag second component: 14.0
  • Spectral type: A1V
  • Primary proper motion RA: 2
  • Primary proper motion DEC: -14
  • Secondary proper motion RA:
  • Secondary proper motion DEC:
  • Durchmusterung: -17 6288
  • Notes:
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