21507+2356

  • Unique Name: 21507+2356POU5531
  • RA: 21 50 41.30
  • Dec: +23 56 32.5
  • Discoverer: POU
  • Discoverer Number: 5531
  • Components:
  • First year: 1898
  • Last year: 2001
  • Observations: 3
  • First position angle: 114
  • Last position angle: 113
  • First separation: 14.4
  • Last separation: 15.8
  • Mag first component: 13.8
  • Mag second component: 14.1
  • Spectral type:
  • Primary proper motion RA: -19
  • Primary proper motion DEC: 1
  • Secondary proper motion RA: 20
  • Secondary proper motion DEC: 15
  • Durchmusterung:
  • Notes: