15209+4540

  • Unique Name: 15209+4540HDS2157
  • RA: 15 20 52.92
  • Dec: +45 39 53.5
  • Discoverer: HDS
  • Discoverer Number: 2157
  • Components:
  • First year: 1991
  • Last year: 2010
  • Observations: 7
  • First position angle: 273
  • Last position angle: 280
  • First separation: 0.7
  • Last separation: 0.7
  • Mag first component: 6.88
  • Mag second component: 9.21
  • Spectral type: K0
  • Primary proper motion RA: 43
  • Primary proper motion DEC: -26
  • Secondary proper motion RA: 43
  • Secondary proper motion DEC: -26
  • Durchmusterung: +46 2059
  • Notes: