Mass Transfer and Intrinsic Light Variability in the Contact Binary MT Cas

Table 5

Several weak-contact binaries with secular period increasing.

Star	Spectral	Period	q		f	Ref.
	type	(day)		)	(%)
44i Boo	K2V	0.26782	0.487
CW Cas	G8V	0.31886	0.448
BE Cep		0.42439	0.427			(4)
DD Com		0.26921	0.271			(5)
AD Cnc	K0V	0.28274	0.770			(6)
XY Leo	K2V	0.28410	0.610			(7)
MT Cas	F8V	0.31388				(8)

Note. ^aThe mass ratio is flipping, i.e., 1/2.365.
References: [44]; [45]; [46]; (4) [47]; (5) [48]; (6) [49]; (7) [50]; (8) present paper.