20559+3206 FYM 140AD

Coord 2000	20559+3206		Discov num	FYM 140		Comp	AD		Coord arcsec 2000	20 55 43.34 +32 10 09.7
Date first	1999		Date last	2015		Obs	7
Pa first	161		Pa last	162		P.A. Now (θ)	162°
Sep first	29.8		Sep last	29.5		Sep. Now (ρ)	29.5"
Mag pri	8.00		Mag sec	15.10		delta mag (ΔM)	7.1		Spectral class	K0 (yellow-orange)
Pri motion ra	+010		Sec motion ra
Pri motion dec	-019		Sec motion dec
Notes

Nature of this double is uncertain.

Show	name	SAO	coord	wds_name	last	obs	pa	sep	mag1	mag2	d_mag	orb	current
Show		70672	20 55 43 +32 10 10	STT 421 AB	2015	20	194	34.8	8.00	10.22	2.22
Show		70672	20 55 43 +32 10 10	HU 1655 AC	2015	7	73	30.6	8.00	14.00	6.00
Show		70672	20 55 43 +32 10 10	FYM 140 AD	2015	7	162	29.5	8.00	15.10	7.10		<===

Quadruple system
4 visible stars in this system

Precise pa	161.5		Precise sep	29.452		Constellation	Cygnus		SAO	70672
HIP	103306		Tycho2	2692-02665-1		Gaia DR2	1865678955244378752		HD	199358
BD	BD+31 4267		Distance	370.37		Distance ly	1208.15

coord_2000	discov_num	comp	epoch	obs	pa	sep	mag_pri	mag_sec	spectr	notes	coord_arcsec_2000
20559+3206	FYM 140	AD	2012	3	161	29.4	8.00	15.10	K0		205543.34+321009.7
20559+3206	FYM 140	AD	2015	4	162	29.5	8.00	15.10	K0		205543.34+321009.7

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