20335+4703 A   738AB

Coord 2000	20335+4703		Discov num	A   738		Comp	AB		Coord arcsec 2000	20 33 30.77 +47 02 58.0
Date first	1904		Date last	2002		Obs	9
Pa first	251		Pa last	249		P.A. Now (θ)	249°
Sep first	2.3		Sep last	2.4		Sep. Now (ρ)	2.4"
Mag pri	9.26		Mag sec	11.04		delta mag (ΔM)	1.78		Spectral class	B (blue-white)
Pri motion ra	+000		Sec motion ra
Pri motion dec	-007		Sec motion dec
Notes

Nature of this double is uncertain.

Show	name	SAO	coord_2000	discov#	comp	first	last	obs	pa	sep	mag1	mag2	d_mag	orb	current
Show			20335+4703	A 738	AB	1904	2002	9	249	2.4	9.26	11.04	1.78		<===
Show			20335+4703	HJ 1541	AC	1828	2015	20	266	6.3	9.26	10.48	1.22
Show			20335+4703	SS 9	AD	1953	2015	4	198	18.0	9.26	15.80	6.54
Show			20335+4703	SS 9	AE	1953	2015	5	54	20.7	9.26	14.40	5.14
Show			20335+4703	SS 9	AF	1953	2015	5	117	26.0	9.26	13.10	3.84
Show			20335+4703	SS 9	AG	1953	2015	5	176	27.6	9.26	15.10	5.84
Show			20335+4703	SS 9	AH	1953	2015	5	15	29.2	9.26	14.00	4.74
Show			20335+4703	HJ 1541	BC	1904	2002	8	276	4.0	11.04	10.48	0.56

Octuple system
8 visible stars in this system

Precise pa	249.4		Precise sep	2.44		Constellation	Cygnus		SAO	49799
Tycho2	3577-02725-1		Gaia DR2	12684243328

coord_2000	discov_num	comp	epoch	obs	pa	sep	mag_pri	mag_sec	spectr	notes	coord_arcsec_2000
20335+4703	A 738	AB	2002	8	249	2.4	9.26	11.04	B		203330.77+470258.0

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