21571+5556

  • Unique Name: 21571+5556STI2601
  • RA: 21 57 08.31
  • Dec: +55 55 54.0
  • Discoverer: STI
  • Discoverer Number: 2601
  • Components:
  • First year: 1904
  • Last year: 2011
  • Observations: 5
  • First position angle: 59
  • Last position angle: 58
  • First separation: 13.1
  • Last separation: 14.1
  • Mag first component: 11.1
  • Mag second component: 12.2
  • Spectral type:
  • Primary proper motion RA: -13
  • Primary proper motion DEC: -10
  • Secondary proper motion RA: -3
  • Secondary proper motion DEC: -2
  • Durchmusterung:
  • Notes: