18156+4417

  • Unique Name: 18156+4417ES 1420AB
  • RA: 18 15 33.41
  • Dec: +44 16 59.6
  • Discoverer: ES
  • Discoverer Number: 1420
  • Components: AB
  • First year: 1893
  • Last year: 2006
  • Observations: 7
  • First position angle: 66
  • Last position angle: 67
  • First separation: 8.5
  • Last separation: 9.3
  • Mag first component: 10.22
  • Mag second component: 11.4
  • Spectral type: A0
  • Primary proper motion RA: -3
  • Primary proper motion DEC: 13
  • Secondary proper motion RA: -5
  • Secondary proper motion DEC: 12
  • Durchmusterung: +44 2861
  • Notes: