19428+3741 STTA188AB

Coord 2000	19428+3741		Discov num	STTA188		Comp	AB		Coord arcsec 2000	19 42 48.56 +37 41 12.5
Date first	1875		Date last	2015		Obs	30
Pa first	122		Pa last	121		P.A. Now (θ)	121°
Sep first	58.8		Sep last	60.7		Sep. Now (ρ)	60.7"
Mag pri	7.71		Mag sec	7.98		delta mag (ΔM)	0.27		Spectral class	K2 (yellow-orange)
Pri motion ra	-011		Sec motion ra	-001
Pri motion dec	+007		Sec motion dec	+000
Notes	N (See Notes)

rPM=0.936 This double is not physical.

Show	name	SAO	coord_2000	discov#	comp	first	last	obs	pa	sep	mag1	mag2	d_mag	orb	current
Show			19428+3741	STTA188	AB	1875	2015	30	121	60.7	7.71	7.98	0.27		<===
Show			19428+3741	STU 11	AC	1896	2013	14	228	146.0	7.71	8.14	0.43
Show			19428+3741	STU 11	AE	1896	2013	9	196	101.7	7.71	11.39	3.68
Show			19428+3741	STU 11	AF	1896	2002	6	191	45.8	7.71	12.32	4.61
Show			19428+3741	STTA188	AG	1998	2002	2	120	29.6	7.71	13.50	5.79
Show			19428+3741	STU 11	BD	1896	2009	14	174	59.3	7.98	9.64	1.66
Show			19428+3741	STTA188	BG	1998	2002	2	302	30.9	7.98	13.50	5.52

Septuple system
7 visible stars in this system

Precise pa	120.9		Precise sep	60.665		Cdsa2 id	STTA 188 AB		Constellation	Cygnus
Ra deg	19.71348888888889		De deg	37.68680555555555		last precise pa	120.9		last precise sep	60.665

coord_2000	discov_num	comp	epoch	obs	pa	sep	mag_pri	mag_sec	spectr	notes	coord_arcsec_2000
19428+3741	STTA188	AB	1999	24	120	60.4	7.71	7.98	K2	N D	194248.56+374112.5
19428+3741	STTA188	AB	2009	25	123	60.2	7.71	7.98	K2	N D	194248.56+374112.5
19428+3741	STTA188	AB	2013	27	121	60.5	7.71	7.98	K2	N	194248.56+374112.5
19428+3741	STTA188	AB	2015	30	121	60.7	7.71	7.98	K2	N	194248.56+374112.5

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