Table 2: The list of frequencies considered to be intrinsic to $\gamma$ Equ. $\sigma _{\rm f}$ : 1 $\sigma$ -uncertainty in frequency, derived according to Kallinger et al. (2007); $\sigma _{\rm a}$ : uncertainty in amplitude; SIG: spectral significance according to Reegen (2007); $\theta$ : phase in radians corresponding to $\cos(2\pi f_i t - \theta )$ .
f $\sigma_{\rm f} \times 10^6$ a $\sigma _{\rm a}$ $\sc sig$ $\theta$

mHz mHz ppm ppm

$f_{\rm {1}}$ 1.364594 6 362 2.9 963 2.7704

$f_{\rm {2}}$ 1.365411 13 124 2.4 175 2.6594

$f_{\rm {3}}$ 1.427102 34 43 2.1 25 1.8325

$f_{\rm {4}}$ 1.388872 44 32 2.1 15 1.3636

$f_{\rm {5}}$ 1.310914 51 27 2.1 11 2.7173

$f_{\rm {6}}$ = 2 $f_{\rm {1}}$ 2.729148 32 44 2.1 27 2.0870

$f_{\rm {7}}$ = 3 $f_{\rm {1}}$ 4.094687 70 18 3.7 6 3.1012

**Table 2:** The list of frequencies considered to be intrinsic to $\gamma$ Equ. $\sigma _{\rm f}$ : 1 $\sigma$ -uncertainty in frequency, derived according to Kallinger et al. (2007); $\sigma _{\rm a}$ : uncertainty in amplitude; SIG: spectral significance according to Reegen (2007); $\theta$ : phase in radians corresponding to $\cos(2\pi f_i t - \theta )$ .
	f	$\sigma_{\rm f} \times 10^6$	a	$\sigma _{\rm a}$	$\sc sig$	$\theta$
	mHz	mHz	ppm	ppm
$f_{\rm {1}}$	1.364594	6	362	2.9	963	2.7704
$f_{\rm {2}}$	1.365411	13	124	2.4	175	2.6594
$f_{\rm {3}}$	1.427102	34	43	2.1	25	1.8325
$f_{\rm {4}}$	1.388872	44	32	2.1	15	1.3636
$f_{\rm {5}}$	1.310914	51	27	2.1	11	2.7173
$f_{\rm {6}}$ = 2 $f_{\rm {1}}$	2.729148	32	44	2.1	27	2.0870
$f_{\rm {7}}$ = 3 $f_{\rm {1}}$	4.094687	70	18	3.7	6	3.1012

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