19421+3132 ACA   5AD

Coord 2000	19421+3132		Discov num	ACA   5		Comp	AD		Coord arcsec 2000	19 42 08.59 +31 32 26.6
Date first	1893		Date last	2006		Obs	7
Pa first	238		Pa last	244		P.A. Now (θ)	244°
Sep first	23.2		Sep last	21.5		Sep. Now (ρ)	21.5"
Mag pri	8.38		Mag sec	12.30		delta mag (ΔM)	3.92		Spectral class	F2 (yellow-white)
Pri motion ra	+008		Sec motion ra	+010
Pri motion dec	-023		Sec motion dec	+003
Notes

rPM=1.071 This double is not physical.

Show	name	SAO	coord_2000	discov#	comp	first	last	obs	pa	sep	mag1	mag2	d_mag	orb	current
Show			19421+3132	SEI 661	AB	1893	2006	6	138	13.1	8.38	11.44	3.06
Show			19421+3132	ACA 5	AC	1998	2006	3	186	30.4	8.38	13.68	5.30
Show			19421+3132	ACA 5	AD	1893	2006	7	244	21.5	8.38	12.30	3.92		<===
Show			19421+3132	ACA 5	AE	1902	2006	5	37	34.5	8.38	12.75	4.37

Quintuple system
5 visible stars in this system

Precise pa	243.8		Precise sep	21.52		Constellation	Cygnus		last precise pa	243.8
last precise sep	21.52

coord_2000	discov_num	comp	epoch	obs	pa	sep	mag_pri	mag_sec	spectr	notes	coord_arcsec_2000
19421+3132	ACA 5	AD	2006	6	244	21.5	8.38	12.30		D	194208.59+313226.6

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