19500+1757

  • Unique Name: 19500+1757H 4 99AB
  • RA: 19 49 59.91
  • Dec: +17 57 26.0
  • Discoverer: H 4
  • Discoverer Number: 99
  • Components: AB
  • First year: 1879
  • Last year: 2013
  • Observations: 12
  • First position angle: 87
  • Last position angle: 83
  • First separation: 24.7
  • Last separation: 25.3
  • Mag first component: 7.99
  • Mag second component: 11.07
  • Spectral type: B7Vp B9V
  • Primary proper motion RA: 1
  • Primary proper motion DEC: -12
  • Secondary proper motion RA: 7
  • Secondary proper motion DEC: 0
  • Durchmusterung: +17 4110
  • Notes: NU
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