21340+4156

  • Unique Name: 21340+4156J 3142
  • RA: 21 34 01.87
  • Dec: +41 55 19.4
  • Discoverer: J
  • Discoverer Number: 3142
  • Components:
  • First year: 1944
  • Last year: 2002
  • Observations: 4
  • First position angle: 20
  • Last position angle: 56
  • First separation: 2.0
  • Last separation: 5.3
  • Mag first component: 11.3
  • Mag second component: 11.8
  • Spectral type:
  • Primary proper motion RA: -13
  • Primary proper motion DEC: -15
  • Secondary proper motion RA: 36
  • Secondary proper motion DEC: -9
  • Durchmusterung:
  • Notes: