19404+3121

  • Unique Name: 19404+3121SEI 657AB
  • RA: 19 40 21.57
  • Dec: +31 21 26.4
  • Discoverer: SEI
  • Discoverer Number: 657
  • Components: AB
  • First year: 1893
  • Last year: 2002
  • Observations: 7
  • First position angle: 357
  • Last position angle: 357
  • First separation: 19.2
  • Last separation: 19.2
  • Mag first component: 8.91
  • Mag second component: 11.01
  • Spectral type: F8V
  • Primary proper motion RA: -1
  • Primary proper motion DEC: -2
  • Secondary proper motion RA: 1
  • Secondary proper motion DEC: -1
  • Durchmusterung:
  • Notes:
ara.roma.it utilizza cookie tecnici necessari al funzionamento del sito e, previo consenso, cookie di terze parti (es. video YouTube, meteo). Cookie Policy