Doppler image gallery

Move mouse over an image so see more information about a star.
Click on the Doppler images for enlargements.
or sort the images by * type * spectral type * equatorial velocity * period

example star
name 
type 
spectral type 
equ.vel. [km/s] 
period [days] 
several doppler images per star from different epochs (in chronological order):
HD 31993
Single
K2 III
36
25 		HD 31993 y1996-1 HD 31993 y1996-2
HD 31993 (1996.87) HD 31993 (1996.94) HD199178
FK Com
G5 III-IV
73
3.32 		HD199178 y88 HD199178 y89a HD199178 y89b HD199178 y90 HD199178 y97
HD 199178 (1988) HD 199178 (1989a) HD 199178 (1989b) HD 199178 (1990) HD 199178 (1997) CM Cam
Eff.-Single
G8 III-II
54
16 		CMCam y94 CMCam y95 CMCam y96 CMCam y97
CM Cam (1994) CM Cam (1995) CM Cam (1996) CM Cam (1997) HR1099
RS CVn
K1 IV
75
2.84 		HR1099 y1996-1 HR1099 y1996-2 HR1099 y1996-3
HR 1099 (1996.86) HR 1099 (1996.91) HR 1099 (1996.97) HD291095
RS CVn
K0-2 IV
53
3.87 		HD291095 y97 HD291095 y98 HD291095 y99
HD 29109597 (1997) HD 29109597 (1998) HD 29109597 (1999) LQ Hya
Single
K2V
30
1.61 		LQHya y91 LQHya y95 LQ Hya y1996-1 LQ Hya y1996-2 LQ Hya y1996-3 LQ Hya y1996-4 LQ Hya y1996-5 LQ Hya y2000-1 LQ Hya y2000-2
LQ Hya (1991, Jan.) LQ Hya (1995) LQ Hya (1996.86) LQ Hya (1996.91) LQ Hya (1996.93) LQ Hya (1996.96) LQ Hya (1996.99) LQ Hya (2000.27) LQ Hya (2000.33) σ Gem
RS CVn
K1III
32
19.6 		σ Gem y1996-1 σ Gem y1996-2 σ Gem y1996-3 σ Gem y1996-4 σ Gem y1996-5 σ Gem y1997-1
σ Gem (1996.86) σ Gem (1996.89) σ Gem (1996.91) σ Gem (1996.94) σ Gem (1996.97) σ Gem (1997.00) UZ Lib
RS CVn
K0III
138
4.76 		UZ Lib y1994 UZ Lib y1996-1 UZ Lib y1996-2 UZ Lib y1997-2 UZ Lib y1998-1 UZ Lib y1998-2 UZ Lib y2000-1 UZ Lib y2000-2
UZ Lib (1994.20) UZ Lib (1996.05) UZ Lib (1996.38) UZ Lib (1997.28) UZ Lib (1998.26) UZ Lib (1998.29) UZ Lib (2000.26) UZ Lib (2000.33)
two different spectral lines:
V987 Tau
WTTS
G5 IV
102
1.55 		V987Tau Calcium V987Tau Lithium
V987Tau (CaI, 1997.08) V987Tau (LiI, 1997.08)
both components of a binary system:
V824 Ara A/B
WTTS
G5IV/K0V-IV
45
1.68 		V824Ara P V824Ara S
V824Ara A (1996.39) V824Ara B (1996.39) σ² CrB A/B
BY Dra
F9V/G0V
55
1.157 		σ² CrB P σ² CrB S
σ² CrB A (2000) σ² CrB B (2000)
further doppler images (one per star):
HD12545
RS CVn
K0 III
24
24 		HD12545   HD 12545 (1998.01) EK Dra
Single
G1.5 V
20
2.6 		EKDra   EK Dra (1995.20) H II 314
Single
G2 V
43
1.47 		Hii314 HII 314 (1998.90)
HU Vir
RS CVn
K0 III-IV
29
10.4 		HUVir   HU Vir (1991.33) IN Com
CBPN
G5 III-IV
95
5.9 		INCom   IN Com (1994.19) IN Vir
RS CVn
K2-3 IV
28
8.23 		INVir IN Vir (1994.19)
V410 Tau
WTTS
K4
82
1.872 		V410Tau V410 Tau (1992.90)   HD 171488
Single
G0 V
47.0
1.33 		HD 171488 y1998   HD 171488 (1998.28) AG Dor
BY Dra
K1 V
19
2.56 		AGDor AG Dor (1992.89)
PI: Klaus G. Strassmeier
IDL master: Michael Scheck
web release: Albert Washüttl 		Stellar Activity Group
wasi[at]astro.univie.ac.at
jbartus[at]aip.de
update: August 19, 2003