21516+2434

  • Unique Name: 21516+2434POU5537
  • RA: 21 51 37.47
  • Dec: +24 33 42.6
  • Discoverer: POU
  • Discoverer Number: 5537
  • Components:
  • First year: 1898
  • Last year: 2009
  • Observations: 4
  • First position angle: 98
  • Last position angle: 96
  • First separation: 17.4
  • Last separation: 18.4
  • Mag first component: 11.6
  • Mag second component: 14.44
  • Spectral type:
  • Primary proper motion RA: -16
  • Primary proper motion DEC: -11
  • Secondary proper motion RA:
  • Secondary proper motion DEC:
  • Durchmusterung:
  • Notes: