16409+2157

  • Unique Name: 16409+2157HO 553
  • RA: 16 40 56.50
  • Dec: +21 56 53.3
  • Discoverer: HO
  • Discoverer Number: 553
  • Components:
  • First year: 1897
  • Last year: 2013
  • Observations: 10
  • First position angle: 182
  • Last position angle: 184
  • First separation: 11.8
  • Last separation: 11.6
  • Mag first component: 7.9
  • Mag second component: 12.4
  • Spectral type: F8
  • Primary proper motion RA: -92
  • Primary proper motion DEC: 10
  • Secondary proper motion RA:
  • Secondary proper motion DEC:
  • Durchmusterung: +22 3002
  • Notes: