21493+3937

  • Unique Name: 21493+3937SEI1536
  • RA: 21 49 18.35
  • Dec: +39 37 00.1
  • Discoverer: SEI
  • Discoverer Number: 1536
  • Components:
  • First year: 1895
  • Last year: 2002
  • Observations: 5
  • First position angle: 154
  • Last position angle: 148
  • First separation: 27.5
  • Last separation: 27.9
  • Mag first component: 10.04
  • Mag second component: 11.8
  • Spectral type: A2
  • Primary proper motion RA: -10
  • Primary proper motion DEC: -12
  • Secondary proper motion RA: 16
  • Secondary proper motion DEC: -3
  • Durchmusterung: +38 4613
  • Notes: