20060+3547 BU  429AE

Coord 2000	20060+3547		Discov num	BU  429		Comp	AE		Coord arcsec 2000	20 05 57.32 +35 47 18.2
Date first	1876		Date last	2015		Obs	24
Pa first	107		Pa last	107		P.A. Now (θ)	107°
Sep first	28.1		Sep last	28.0		Sep. Now (ρ)	28"
Mag pri	6.78		Mag sec	11.42		delta mag (ΔM)	4.64		Spectral class	WN5 (Wolf-Rayet)
Pri motion ra	-003		Sec motion ra	-003
Pri motion dec	-008		Sec motion dec	-007
Notes	N (See Notes)

Visually invisible, K-band or other infrared star rPM=0.117 (< 0.3, Physical double) This double is physical.

Show	name	SAO	coord_2000	discov#	comp	first	last	obs	pa	sep	mag1	mag2	d_mag	orb	current
Show	V1676 Cyg	69402	20060+3547	BU 440	AB	1876	2015	16	63	6.9	6.78	12.00	5.22
Show		69402	20060+3547	BU 429	AC	1876	2019	30	29	12.8	6.78	11.00	4.22
Show		69402	20060+3547	SHJ 314	AD	1783	2019	42	300	11.3	6.78	9.49	2.71
Show		69402	20060+3547	BU 429	AE	1876	2015	24	107	28.0	6.78	11.42	4.64		<===
Show		69402	20060+3547	SHJ 314	AF	1783	2019	50	28	36.3	6.78	7.30	0.52
Show		69402	20060+3547	HAU 26	AG	1895	2015	8	43	38.5	6.78	13.80	7.02
Show		69402	20060+3547	DOO 78	AH	1896	2015	8	57	29.7	6.78	13.80	7.02
Show		69403	20060+3547	BU 429	FG	1876	2015	16	110	10.2	7.30	13.80	6.50
Show		69403	20060+3547	DOO 78	FH	1783	2015	12	153	17.5	7.30	13.80	6.50

Octuple system
8 visible stars in this system

Precise pa	106.8		Precise sep	28.011		Var name	V1676 Cyg		Constellation	Cygnus
SAO	69402		HIP	99002		Tycho2	2682-01564-1		Gaia DR2	48587289728
HD	190918		BD	BD+35 3953		Distance	826.45		Distance ly	2695.88

coord_2000	discov_num	comp	epoch	obs	pa	sep	mag_pri	mag_sec	spectr	notes	coord_arcsec_2000
20060+3547	BU 429	AE	2003	19	107	27.7	6.78	11.42		D	200557.32+354718.2
20060+3547	BU 429	AE	2012	21	107	27.6	6.78	11.42		N D	200557.32+354718.2
20060+3547	BU 429	AE	2013	23	109	28.7	6.78	11.42	WN5	N	200557.32+354718.2
20060+3547	BU 429	AE	2015	24	107	28.0	6.78	11.42	WN5	N	200557.32+354718.2

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