17491+4054

  • Unique Name: 17491+4054BVD 257
  • RA: 17 49 04.59
  • Dec: +40 54 26.2
  • Discoverer: BVD
  • Discoverer Number: 257
  • Components:
  • First year: 1998
  • Last year: 1998
  • Observations: 1
  • First position angle: 297
  • Last position angle: 297
  • First separation: 17.9
  • Last separation: 17.9
  • Mag first component: 16.7
  • Mag second component: 17.3
  • Spectral type:
  • Primary proper motion RA: -25
  • Primary proper motion DEC: -55
  • Secondary proper motion RA: -23
  • Secondary proper motion DEC: -59
  • Durchmusterung:
  • Notes: V