21547+7307

  • Unique Name: 21547+7307HJ 3081
  • RA: 21 54 41.92
  • Dec: +73 07 09.1
  • Discoverer: HJ
  • Discoverer Number: 3081
  • Components:
  • First year: 1831
  • Last year: 2010
  • Observations: 9
  • First position angle: 318
  • Last position angle: 315
  • First separation: 22.0
  • Last separation: 32.3
  • Mag first component: 9.85
  • Mag second component: 11.07
  • Spectral type:
  • Primary proper motion RA: -2
  • Primary proper motion DEC: -1
  • Secondary proper motion RA: -3
  • Secondary proper motion DEC: 1
  • Durchmusterung: +72 1004
  • Notes: