Star-disk interaction in classical T Tauri stars revealed using wavelet analysis

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Table 1

Parameters of the flares.

	Favata et al. (2005)				Getman et al. (2008a)			This work

Src.	T _peak	n _e	B ^a	L	L	R _cor	R _dust ^b	L _HD	L _MHD	B _min	Star-disk
	(MK)	(10¹⁰ cm)	(G)	(10¹² cm)	(10¹² cm)	(10¹² cm)	(10¹² cm)	(10¹² cm)	(10¹² cm)	(G)	connection

332	113	0.04	12	7.3	0.5–1.7	...	0.56	1.1 ± 0.1	0.98 ± 0.11	24 ± 3	Y
597	87	5.40	128	0–0.75	0.08–0.47	...	1.99	1.1 ± 0.2	0.90 ± 0.09	162 ± 27	Y?
1246	270	5.60	240	0.32–0.47	0.24	0.54	0.48	0.34 ± 0.04	0.34 ± 0.08	365 ± 45	N
1456	40^c	...	...	...	...	...	...	0.44 ± 0.04	...	...	N?
1608	258	1.00	96	0–0.99	0.74–0.77	0.60	0.75	1.8 ± 0.2	1.8 ± 0.2	299 ± 2	Y

Notes. L_HD and L_MHD are the loop lengths determined by us, assuming the oscillation is an acoustic or a magneto-hydrodynamic wave, respectively.

^(a)

Magnetic field strength assuming pressure equilibrium (Favata et al. 2005).

^(b)

Dust destruction radius from Aarnio et al. (2010).

^(c)

Value assumed in this work (see text).

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