Table 3: Frequency, period, amplitude, phase and signal-to-noise ratio of the pulsations detected in the amplitude spectrum of PG 1657+416 in the different runs. Phase is relative to the first data point of each light curve. The S/N values are after prewhitening.

Run	FWHM		Freq.	Period	Ampl.	Phase	S/N
	(Hz)		(Hz)	(s)	(mma)	(rad)
Discovery	520	f1	6857	145	2.52	2.11857	4.37
		f2	7880	126	2.52	3.05380	3.08
Confirmation	303	f1	6969	143	1.78	-0.16974	4.66
		f3	7500	133	3.71	1.92694	4.62
IAC80 2005	3	f1	6891.94	145	1.61	0.84404	4.61
		f4	7731.37	129	1.36	-3.40146	3.52
		f5	7150.18	139	1.23	-0.13925	3.68
		f3	7568.54	132	1.17	-0.51874	3.16
NOT 2005	4.8	f3	7567.74	132	2.69	0.74745	15.15
		f4	7730.67	129	0.96	0.23507	5.97
		f2	7831.95	139	1.17	1.76060	6.95
IAC80+NOT	2.95	f1	6891.88	145	1.34	0.90497	4.51
2005		f3	7568.66	132	1.44	-0.67775	4.65
		f4	7731.21	129	1.28	3.06778	3.95
		f5	7150.10	139	1.01	-0.04592	3.63