21307-3057

  • Unique Name: 21307-3057RSS 561
  • RA: 21 30 44.67
  • Dec: -30 57 20.8
  • Discoverer: RSS
  • Discoverer Number: 561
  • Components:
  • First year: 1976
  • Last year: 1999
  • Observations: 3
  • First position angle: 98
  • Last position angle: 98
  • First separation: 5.7
  • Last separation: 5.2
  • Mag first component: 10.87
  • Mag second component: 10.9
  • Spectral type:
  • Primary proper motion RA: 16
  • Primary proper motion DEC: -215
  • Secondary proper motion RA:
  • Secondary proper motion DEC:
  • Durchmusterung: -3118312
  • Notes: