Table 1: Log of spectroscopic observations of  Cyg.

	Date	HJD - 2 451 000	Line or	#
			wav. range (Å)	sp
	1998/08/28	4.35-4.63	He I 6678	15
			H	1
	1998/08/29	5.32-5.64	He I 6678	23
O	1998/08/30	6.35-6.64	He I 6678	23
H			H	1
P	1998/08/31	7.32-7.57	He I 6678	14
	1998/09/01	8.32-8.64	He I 6678	18
	1998/09/02	9.31-9.41	He I 6678	5
	11998/09/03	10.32-10.62	He I 6678	16
	2000/09/21	809.58-809.62	B: 3900-5740	3
		809.32-809.51	R: 5150-8890	15
	2000/09/22	810.34-810.45	Blue	6
		810.53-810.60	Red	5
T	2000/09/23	811.34-811.45	Red	7
B	2000/09/24	812.35-812.46	Blue	6
L		812.54-812.59	Red	4
	2000-09-25	813.52-813.58	Blue	4
		813.33-813.43	Red	6
	2000/09/27	815.35-815.41	Blue	4
		815.50-815.59	Red	6
J	2000/09/18	805.97-806.16	4200-4900	9
a	2000/09/19	806.96-807.22		10
p	2000/09/20	807.96-808.22		14
a	2000/09/24	811.92-812.17		13
n	2000/09/25	812.95-813.03		5
	2000/09/30	817.59-817.85	6400-7100	3
K	2000/10/01	818.67-818.88		3
i	2000/10/02	819.61-819.88		3
t	2000/10/03	820.61-820.88		3
t	2000/10/04	821.61-821.88		3
	2000/10/05	822.61-822.88		3
P	2000/10/06	823.60-823.86		3
e	2000/10/07	824.58-824.88		3
a	2000/10/08	825.57		2
k	2000/10/13	830.77-830.87		2
	2000/12/10	888.63-888.64		2
	2003/08/09	1861.52	3850-7100	1
O	2003/08/11	1863.44		2
H	2003/08/13	1865.64		1
P	2003/08/15	1867.50		1
	2003/08/18	1870.39		1
	2003/08/19	1871.46		1