21187+0857

  • Unique Name: 21187+0857LDS4877
  • RA: 21 18 37.09
  • Dec: +08 57 35.1
  • Discoverer: LDS
  • Discoverer Number: 4877
  • Components:
  • First year: 1960
  • Last year: 2000
  • Observations: 3
  • First position angle: 124
  • Last position angle: 124
  • First separation: 89.0
  • Last separation: 89.6
  • Mag first component: 7.8
  • Mag second component: 17.5
  • Spectral type: F5+M4
  • Primary proper motion RA: 144
  • Primary proper motion DEC: -41
  • Secondary proper motion RA: 147
  • Secondary proper motion DEC: -40
  • Durchmusterung: +08 4648
  • Notes: V