21316+4420

  • Unique Name: 21316+4420ES 1337AB
  • RA: 21 31 37.45
  • Dec: +44 21 32.5
  • Discoverer: ES
  • Discoverer Number: 1337
  • Components: AB
  • First year: 1895
  • Last year: 2002
  • Observations: 5
  • First position angle: 270
  • Last position angle: 265
  • First separation: 4.9
  • Last separation: 6.1
  • Mag first component: 9.03
  • Mag second component: 10.0
  • Spectral type:
  • Primary proper motion RA: 19
  • Primary proper motion DEC: 3
  • Secondary proper motion RA:
  • Secondary proper motion DEC:
  • Durchmusterung: +43 3955
  • Notes: