22536+3756 GII 300 Aa,Ab

Coord 2000	22536+3756		Discov num	GII 300		Comp	Aa,Ab		Coord arcsec 2000	22 53 41.59 +37 56 18.5
Date first	2013		Date last	2013		Obs	1
Pa first	181		Pa last	180.8		P.A. Now (θ)	180.8°
Sep first	0.1		Sep last	0.101		Sep. Now (ρ)	0.101"
Mag pri	8.90		Mag sec	8.90		delta mag (ΔM)	0		Spectral class	K0V (yellow-orange)
Pri motion ra	+084		Sec motion ra
Pri motion dec	+010		Sec motion dec
Notes	N (See Notes)

Nature of this double is uncertain.

Show	name	SAO	coord	wds_name	last	obs	pa	sep	mag1	mag2	d_mag	orb	current
Show		72820	22 53 42 +37 56 18	GII 300 Aa,Ab	2013	1	181	0.1	8.90	8.90	0.00	Y	<===
Show	SW Lac	72820	22 53 42 +37 56 18	RUC 15 AB	2016	6	79	1.7	6.81	9.40	2.59

Triple system
2 estimated visually detectable stars in this system

Var name	SW Lac		Constellation	Lacerta		SAO	72820		HIP	113052
Tycho2	3215-01746-1		HD	216598		BD	BD+37 4717		Distance	72.52
Distance ly	236.56

Identifier	22536+3756 RUC 15
coord_arcsec_2000	225341.59+375618.5

Period (P)	28.2y	± 1	Periastron (T)			Semi-major axis (a)	160m
Eccentricity (e)	0.51	± 0.05	Inclination (i)	80.2°		Longitude of periastron (ω)	°
Node (Ω)	°		Notes	n		Reference	Pbl2006
Equinox			Last observation			Grade	7	(1=Definitive, 9=Indet.)

Not enought orbital data to create a graph.

Identifier	22536+3756 RUC 15
coord_arcsec_2000	225341.59+375618.5

Period (P)	93.1y		Periastron (T)			Semi-major axis (a)	400m
Eccentricity (e)	0.71	± 0.01	Inclination (i)	80.2°		Longitude of periastron (ω)	°
Node (Ω)	°		Notes	n		Reference	Pbl2006
Equinox			Last observation			Grade	7	(1=Definitive, 9=Indet.)

Not enought orbital data to create a graph.