21507+2449

  • Unique Name: 21507+2449POU5529
  • RA: 21 50 57.42
  • Dec: +24 49 30.8
  • Discoverer: POU
  • Discoverer Number: 5529
  • Components:
  • First year: 1898
  • Last year: 2009
  • Observations: 4
  • First position angle: 197
  • Last position angle: 199
  • First separation: 8.2
  • Last separation: 9.0
  • Mag first component: 14.1
  • Mag second component: 14.3
  • Spectral type:
  • Primary proper motion RA: 13
  • Primary proper motion DEC: 66
  • Secondary proper motion RA: -18
  • Secondary proper motion DEC: -80
  • Durchmusterung:
  • Notes: