IGR J21335+5105


Other name = RX J2133.7+5107, 1RXS J213344.1+510725

Type P spin/Porb Radio Counterpart Infrared/Optical Counterpart
R.A. (J2000) Dec. (J2000) References R.A. (J2000) Dec. (J2000) References
CV/IP 570.862s/7.193h
Published Papers
Miscellaneous :

Motch et al. 1998 :
  • Identification of Rosat source as a bright (mb~16) CV
Bonnet-Bideau et al. 2006 :
  • Optical spectroscopy of RX J source
  • pulsation at p=570.823s <=> Spin period of WD
  • Modulation of emission line at P=7.193 h<=> orbital period
  • Source is an intermediate polar
  • inclination i<45° and MWD=(0.6-1.0) Msun
Barlow et al. 2006:
  • Association with RX J source
  • Porb=431.6 min
  • Pspin=570.8s
  • Possible distance 1.4 kpc
  • 20-100 keV Power law photon index 3.0, or bresstrahlung kT=23.8 keV
Katajainen et al. 2007:
  • UBVRI Polarimetric observations
  • Emission of circular polarization in all filters
  • Suggest a possible link between optical polarization and detection of soft X-ray bb
Anzolin et al. 2009:
  • XMM and Suzaku observations
  • Rot period of 570.862 s
  • broad band spectrum fitted with multiple component: multi temp optically thin component+ hot (0.1 keV) bbody partially absorbed (0.45-0.56) by dense material (NH~1023 cm-2)
  • A new member of soft and polarized intermediate polar

Last updated 27 August 2010

Jerome Rodriguez