20187+0416

  • Unique Name: 20187+0416BAL2531
  • RA: 20 18 39.26
  • Dec: +04 15 47.3
  • Discoverer: BAL
  • Discoverer Number: 2531
  • Components:
  • First year: 1910
  • Last year: 2000
  • Observations: 5
  • First position angle: 52
  • Last position angle: 55
  • First separation: 16.0
  • Last separation: 16.1
  • Mag first component: 11.16
  • Mag second component: 11.82
  • Spectral type:
  • Primary proper motion RA: 1
  • Primary proper motion DEC: 1
  • Secondary proper motion RA: 8
  • Secondary proper motion DEC: -10
  • Durchmusterung:
  • Notes: