18509-0821

  • Unique Name: 18509-0821J 1638
  • RA: 18 50 55.60
  • Dec: -08 20 57.1
  • Discoverer: J
  • Discoverer Number: 1638
  • Components:
  • First year: 1892
  • Last year: 2013
  • Observations: 6
  • First position angle: 261
  • Last position angle: 265
  • First separation: 7.8
  • Last separation: 7.9
  • Mag first component: 11.2
  • Mag second component: 11.2
  • Spectral type:
  • Primary proper motion RA: -1
  • Primary proper motion DEC: -4
  • Secondary proper motion RA: -2
  • Secondary proper motion DEC: -1
  • Durchmusterung: -08 4730
  • Notes: