20112+3752 SLE 953AC

Coord 2000	20112+3752		Discov num	SLE 953		Comp	AC		Coord arcsec 2000	20 11 13.06 +37 51 33.2
Date first	1985		Date last	2015		Obs	8
Pa first	184		Pa last	184		P.A. Now (θ)	184°
Sep first	6.5		Sep last	6.7		Sep. Now (ρ)	6.7"
Mag pri	11.70		Mag sec	11.90		delta mag (ΔM)	0.2		Spectral class
Pri motion ra	+005		Sec motion ra	+005
Pri motion dec	+019		Sec motion dec	+009
Notes

rPM=0.509 Nature of this double is uncertain.

Show	name	SAO	coord	wds_name	last	obs	pa	sep	mag1	mag2	d_mag	orb	current
Show			20 11 13 +37 51 33	SLE 953 AB	2015	8	121	5.7	11.70	11.90	0.20
Show			20 11 13 +37 51 33	SLE 953 AC	2015	8	184	6.7	11.70	11.90	0.20		<===

Triple system
3 visible stars in this system

Precise pa

184.1

Precise sep

6.734

Constellation

Cygnus

Gaia DR2

2061571245388108800

coord_2000	discov_num	comp	epoch	obs	pa	sep	mag_pri	mag_sec	spectr	notes	coord_arcsec_2000
20112+3752	SLE 953	AC	1998	2	184	6.7	11.70	11.90		D	201113.06+375133.2
20112+3752	SLE 953	AC	2002	3	184	6.7	11.70	11.90		D	201113.06+375133.2
20112+3752	SLE 953	AC	2015	4	184	6.7	11.70	11.90			201113.06+375133.2

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