21531+1731

  • Unique Name: 21531+1731DAM 240BC
  • RA: 21 53 07.60
  • Dec: +17 32 39.0
  • Discoverer: DAM
  • Discoverer Number: 240
  • Components: BC
  • First year: 1999
  • Last year: 2001
  • Observations: 2
  • First position angle: 78
  • Last position angle: 77
  • First separation: 8.9
  • Last separation: 8.8
  • Mag first component: 11.5
  • Mag second component: 15.1
  • Spectral type:
  • Primary proper motion RA: -5
  • Primary proper motion DEC: 11
  • Secondary proper motion RA:
  • Secondary proper motion DEC:
  • 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