21157+2355

  • Unique Name: 21157+2355GRV 440
  • RA: 21 15 46.63
  • Dec: +23 55 32.7
  • Discoverer: GRV
  • Discoverer Number: 440
  • Components:
  • First year: 1894
  • Last year: 2010
  • Observations: 10
  • First position angle: 303
  • Last position angle: 300
  • First separation: 45.2
  • Last separation: 44.2
  • Mag first component: 10.71
  • Mag second component: 10.7
  • Spectral type:
  • Primary proper motion RA: -22
  • Primary proper motion DEC: -69
  • Secondary proper motion RA: -24
  • Secondary proper motion DEC: -90
  • Durchmusterung:
  • Notes:
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