19597+3359 FRT   2AD

Coord 2000	19597+3359		Discov num	FRT   2		Comp	AD		Coord arcsec 2000	19 59 42.57 +33 59 27.8
Date first	1984		Date last	1998		Obs	2
Pa first	63		Pa last	66		P.A. Now (θ)	66°
Sep first	6.2		Sep last	6.7		Sep. Now (ρ)	6.7"
Mag pri	11.55		Mag sec	16.80		delta mag (ΔM)	5.25		Spectral class	C-Hd (red carbon star)
Pri motion ra	-003		Sec motion ra
Pri motion dec	-009		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			19597+3359	FRT 2	AB	1984	2002	3	237	6.9	11.55	13.20	1.65
Show			19597+3359	FRT 2	AC	1984	1984	1	312	2.9	11.55	15.20	3.65
Show			19597+3359	FRT 2	AD	1984	1998	2	66	6.7	11.55	16.80	5.25		<===

Quadruple system
4 visible stars in this system

Precise pa	66.1		Precise sep	6.66		Constellation	Cygnus		last precise pa	66.1
last precise sep	6.66

coord_2000	discov_num	comp	epoch	obs	pa	sep	mag_pri	mag_sec	spectr	notes	coord_arcsec_2000
19597+3359	FRT 2	AD	1984	1	63	6.2	11.00	16.80			195942.57+335927.9
19597+3359	FRT 2	AD	1998	2	66	6.7	11.55	16.80		D	195942.57+335927.8

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