Stephen Potter South African Astronomical Observatory Polarization studies of magnetic Cataclysmic...
18
Stephen Potter South African Astronomical Observatory Polarization studies of magnetic Cataclysmic Variables
-
Upload
jacob-knight -
Category
Documents
-
view
215 -
download
0
Transcript of Stephen Potter South African Astronomical Observatory Polarization studies of magnetic Cataclysmic...
Stephen PotterSouth African Astronomical Observatory
Polarization studies of magnetic Cataclysmic Variables
Outline
Photo-polarimetryModel to derive shock geometryDoppler tomography => overall accretion geometry
SpectropolarimetryInvestigate the shock structure
Future with SALTSpectropolarimetry with PFIS
SAAO 1.9m
SAAO 1.9m
Stokes imaging
Potter et al (2004) MNRAS 248, 316
Doppler tomography
Potter et al (2004) MNRAS 348, 316
QS Tel trailed spectra
Schwope et al. 1995 A&A 293, 764
ESO/MPI 2.2m
QS Tel trailed spectra
Schwope et al. 1995 A&A 293, 764
ESO/MPI 2.2m
QS Tel average spectra
Schwope et al. 1995 293, 764
ESO/MPI 2.2m
V834 Cen spectropolarimetry
Wickramasinghe Tuohy & Visvanathan ApJ 318, 326
AAT 3.9m
V834 Cen spectropolarimetry
Wickramasinghe Tuohy & Visvanathan ApJ 318, 326
AAT 3.9m
Spectropolarimetry of AM Her
Schaich et al. 1992 A&A 264, 529
2.2m German/SpanishCalar Alto
Spectropolarimetry with SALT
Spectropolarimetry with SALT
Spectropolarimetry with SALT
Shock models
Wickramasinghe & Meggitt 1982 MNRAS 198, 975
Stratified accretion shock models
Potter et al (2002) ASPC, 261, 165
