20058+3556 ABH 129AG

Coord 2000	20058+3556		Discov num	ABH 129		Comp	AG		Coord arcsec 2000	20 05 50.41 +35 57 18.6
Date first	1895		Date last	2015		Obs	14
Pa first	167		Pa last	167		P.A. Now (θ)	167°
Sep first	71.3		Sep last	67.7		Sep. Now (ρ)	67.7"
Mag pri	10.75		Mag sec	11.24		delta mag (ΔM)	0.49		Spectral class	B1Vn (blue-white)
Pri motion ra	+006		Sec motion ra	-001
Pri motion dec	-043		Sec motion dec	-015
Notes	U (Proper motion indicates non-physical)

rPM=0.665 This double is not physical.

Show	name	SAO	coord	wds_name	last	obs	pa	sep	mag1	mag2	d_mag	orb	current
Show		69393	20 05 50 +35 57 19	ES 86 AB	2015	15	299	14.5	10.75	10.00	0.75
Show		69393	20 05 50 +35 57 19	ES 86 AD	2015	10	60	13.1	10.75	12.00	1.25
Show		69393	20 05 50 +35 57 19	ES 86 AE	2015	11	327	18.5	10.75	11.00	0.25
Show		69393	20 05 50 +35 57 19	ABH 129 AF	2015	16	93	89.4	10.75	10.13	0.62
Show		69393	20 05 50 +35 57 19	ABH 129 AG	2015	14	167	67.7	10.75	11.24	0.49		<===
Show		69393	20 05 50 +35 57 19	ABH 129 AH	2015	8	229	40.6	10.75	14.23	3.48
Show		69393	20 05 50 +35 57 19	ABH 129 AI	2015	8	99	34.6	10.75	14.24	3.49
Show		69393	20 05 50 +35 57 19	ABH 129 AJ	2015	8	117	68.5	10.75	14.62	3.87
Show		69393	20 05 50 +35 57 19	ABH 129 AK	2015	8	70	86.2	10.75	14.00	3.25
Show		69393	20 05 49 +35 57 25	ES 86 BC	2015	10	168	9.3	10.00	11.50	1.50

11-fold system
11 visible stars in this system

Precise pa	166.6		Precise sep	67.677		Constellation	Cygnus		SAO	69393
Tycho2	2682-00310-1		Gaia DR2	2059113119667642368		HD	227620

coord_2000	discov_num	comp	epoch	obs	pa	sep	mag_pri	mag_sec	spectr	notes	coord_arcsec_2000
20058+3556	ABH 129	AG	1998	7	167	68.2	10.75	11.24	OK	D	200550.41+355718.6
20058+3556	ABH 129	AG	2002	8	167	68.1	10.75	11.24	B1Vn	UD	200550.41+355718.6
20058+3556	ABH 129	AG	2013	9	167	67.1	10.75	11.24	B1Vn	U	200550.41+355718.6
20058+3556	ABH 129	AG	2015	10	167	67.7	10.75	11.24	B1Vn	U	200550.41+355718.6

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