20236+3854 GII 51 AC

20^h 23^m 33.77^s +38° 53' 40.7" P.A. 356.00 sep 3.2 mag 11.00,14.20

Coord 2000	20236+3854		Discov num	GII 51		Comp	AC		Coord arcsec 2000	20 23 33.77 +38 53 40.7
Date first	2012		Date last	2015		Obs	5
Pa first	356		Pa last	356.2		P.A. Now (θ)	356.2°
Sep first	3.2		Sep last	3.218		Sep. Now (ρ)	3.218"
Mag pri	11.00		Mag sec	14.20		delta mag (ΔM)	3.2		Spectral class
Pri motion ra	-003		Sec motion ra
Pri motion dec	-007		Sec motion dec
Notes

Nature of this double is uncertain.

20236+3854 SYSTEM COMPONENTS

Show	name	SAO	coord	wds_name	last	obs	pa	sep	mag1	mag2	d_mag	orb	current
Show			20 23 34 +38 53 41	GII 51 Aa,Ab	2014	1	115	0.1	11.90	11.90	0.00
Show			20 23 34 +38 53 41	TDT 2232 AB	1991	1	211	1.5	11.12	11.37	0.25
Show			20 23 34 +38 53 41	GII 51 AC	2015	5	356	3.2	11.00	14.20	3.20		<===

Quadruple system
3 estimated visually detectable stars in this system

OTHER CATALOGS AND DESIGNATIONS

Constellation

Cygnus

Tycho2

3152-00423-1

Gaia DR2

2061209849653687296