19495+3843 ES   84AC

Coord 2000	19495+3843		Discov num	ES   84		Comp	AC		Coord arcsec 2000	19 49 27.50 +38 42 36.5
Date first	1901		Date last	2015		Obs	10
Pa first	98		Pa last	94		P.A. Now (θ)	94°
Sep first	23.1		Sep last	21.9		Sep. Now (ρ)	21.9"
Mag pri	6.22		Mag sec	13.20		delta mag (ΔM)	6.98		Spectral class	G3II-III (yellow)
Pri motion ra	+008		Sec motion ra	-006
Pri motion dec	-010		Sec motion dec	-001
Notes

rPM=1.3 This double is not physical.

Show	name	SAO	coord_2000	discov#	comp	first	last	obs	pa	sep	mag1	mag2	d_mag	orb	current
Show		68909	19495+3843	ES 84	AB	1901	2015	11	160	10.4	6.22	11.10	4.88
Show		68909	19495+3843	ES 84	AC	1901	2015	10	94	21.9	6.22	13.20	6.98		<===
Show		68909	19495+3843	ES 84	BC	1901	2015	11	66	20.0	11.10	13.20	2.10

Triple system
3 visible stars in this system

Precise pa	94		Precise sep	21.864		Constellation	Cygnus		SAO	68909
HIP	97538		Tycho2	3136-01424-1		Gaia DR2	64957474176		HD	187638
HR	7555		BD	BD+38 3772		Distance	214.59		Distance ly	699.99

coord_2000	discov_num	comp	epoch	obs	pa	sep	mag_pri	mag_sec	spectr	notes	coord_arcsec_2000
19495+3843	ES 84	AC	1985	5	95	22.6	6.11	11.10	G3II-III	D	194927.50+384236.6
19495+3843	ES 84	AC	2011	6	94	21.6	6.22	13.20	G3II-III	D	194927.50+384236.5
19495+3843	ES 84	AC	2015	9	94	21.9	6.22	13.20	G3II-III		194927.50+384236.5

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