20184+2137

  • Unique Name: 20184+2137ARG 90AB
  • RA: 20 18 23.94
  • Dec: +21 37 22.0
  • Discoverer: ARG
  • Discoverer Number: 90
  • Components: AB
  • First year: 1991
  • Last year: 2001
  • Observations: 3
  • First position angle: 72
  • Last position angle: 72
  • First separation: 13.0
  • Last separation: 13.0
  • Mag first component: 10.91
  • Mag second component: 11.28
  • Spectral type: A5 G0
  • Primary proper motion RA: 3
  • Primary proper motion DEC: -1
  • Secondary proper motion RA: 2
  • Secondary proper motion DEC: -7
  • Durchmusterung: +21 4146
  • Notes: