21531+1731

  • Unique Name: 21531+1731J 3150AB
  • RA: 21 53 07.60
  • Dec: +17 32 39.0
  • Discoverer: J
  • Discoverer Number: 3150
  • Components: AB
  • First year: 1944
  • Last year: 2009
  • Observations: 5
  • First position angle: 345
  • Last position angle: 332
  • First separation: 5.0
  • Last separation: 4.3
  • Mag first component: 11.5
  • Mag second component: 11.5
  • Spectral type:
  • Primary proper motion RA: 24
  • Primary proper motion DEC: -13
  • Secondary proper motion RA: -5
  • Secondary proper motion DEC: 11
  • Durchmusterung:
  • Notes: