21122+1511

  • Unique Name: 21122+1511SMA 138
  • RA: 21 12 11.65
  • Dec: +15 12 34.2
  • Discoverer: SMA
  • Discoverer Number: 138
  • Components:
  • First year: 1921
  • Last year: 2013
  • Observations: 6
  • First position angle: 277
  • Last position angle: 274
  • First separation: 11.7
  • Last separation: 12.1
  • Mag first component: 11.23
  • Mag second component: 11.8
  • Spectral type:
  • Primary proper motion RA: 1
  • Primary proper motion DEC: -4
  • Secondary proper motion RA: -18
  • Secondary proper motion DEC: -10
  • Durchmusterung:
  • Notes: