20057+2412 BAR  52AB

Coord 2000	20057+2412		Discov num	BAR  52		Comp	AB		Coord arcsec 2000	20 05 40.78 +24 12 09.4
Date first	1918		Date last	2016		Obs	7
Pa first	160		Pa last	156		P.A. Now (θ)	156°
Sep first	0.7		Sep last	1.0		Sep. Now (ρ)	1"
Mag pri	11.17		Mag sec	11.48		delta mag (ΔM)	0.31		Spectral class	F8 (yellow-white)
Pri motion ra	+001		Sec motion ra	+001
Pri motion dec	-009		Sec motion dec	-009
Notes

Nature of this double is uncertain.

Show	name	SAO	coord	wds_name	last	obs	pa	sep	mag1	mag2	d_mag	orb	current
Show			20 05 41 +24 12 09	BAR 52 AB	2016	7	156	1.0	11.17	11.48	0.31		<===
Show			20 05 41 +24 12 09	BAR 52 AC	2015	7	354	6.3	11.17	17.20	6.03

Triple system
3 visible stars in this system

Precise pa	156.4		Precise sep	1.01		Constellation	Vulpecula		Tycho2	2154-01062-1
Gaia DR2	1833828272358378240		HD	345673

coord_2000	discov_num	comp	epoch	obs	pa	sep	mag_pri	mag_sec	spectr	notes	coord_arcsec_2000
20057+2412	BAR 52	AB	1991	6	156	0.9	11.17	11.48	F8		200540.78+241209.4

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