13239+5456 SMR   4AD

Coord 2000	13239+5456		Discov num	SMR   4		Comp	AD		Coord arcsec 2000	13 23 55.42 +54 55 31.5
Date first	1913		Date last	2017		Obs	10
Pa first	101		Pa last	102		P.A. Now (θ)	102°
Sep first	498.7		Sep last	492.8		Sep. Now (ρ)	492.8"
Mag pri	2.23		Mag sec	7.62		delta mag (ΔM)	5.39		Spectral class	A1VpSrSi (white)
Pri motion ra	+121		Sec motion ra	-020
Pri motion dec	-022		Sec motion dec	-005
Notes	N (See Notes)

rPM=1.155 This double is not physical.

Show	name	SAO	coord	wds_name	last	obs	pa	sep	mag1	mag2	d_mag	orb	current
Show		28737	13 23 55 +54 55 32	PEA 1 Aa,Ab	2004	63	34	0.0	3.00	3.00	0.00	Y
Show	Mizar, Alcor	28737	13 23 55 +54 55 32	STF 1744 AB	2020	498	153	14.6	2.23	3.88	1.65
Show		28737	13 23 55 +54 55 32	STF 1744 AC	2017	14	72	707.7	2.23	4.01	1.78
Show		28737	13 23 55 +54 55 32	SMR 4 AD	2017	10	102	492.8	2.23	7.62	5.39		<===
Show		28737	13 23 55 +54 55 32	SHY 247 AE	1999	3	321	999.9	2.23	6.88	4.65
Show		28737	13 23 55 +54 55 32	SHY 247 AF	1999	3	359	999.9	2.23	9.86	7.63
Show		28751	13 25 14 +54 59 17	PSF 1 Ca,Cb	2009	5	207	1.0	4.01	8.00	3.99
Show		28751	13 25 14 +54 59 17	SHY 248 CE	1999	3	317	999.9	4.01	6.88	2.87
Show		28751	13 25 14 +54 59 17	SHY 248 CF	1999	3	355	999.9	4.01	9.86	5.85
Show		28751	13 25 14 +54 59 17	SHY 248 CG	1999	3	271	999.9	4.01	8.21	4.20
Show		28751	13 25 14 +54 59 17	SHY 248 CH	1999	3	243	999.9	4.01	8.63	4.62

Decuple system
8 visible stars in this system

Precise pa	101.8		Precise sep	492.8		Constellation	Ursa Major		SAO	28737
HIP	65378		Gaia DR2	1563590579345330944		HD	116656		HR	5054
GC	18133		GL	NN 3783A		BD	BD+55 1598		Flamsteed	79 Ursae Majoris
Flamsteed name	79 UMa		Distance	26.31		Distance ly	85.82

coord_2000	discov_num	comp	epoch	obs	pa	sep	mag_pri	mag_sec	spectr	notes	coord_arcsec_2000
13239+5456	SMR 4	AD	2008	6	102	492.3	2.23	7.60		D	132355.42+545531.5
13239+5456	SMR 4	AD	2010	7	102	490.7	2.23	7.60		N D	132355.42+545531.5
13239+5456	SMR 4	AD	2012	8	100	492.5	2.23	7.62	A1VpSrSi	N	132355.42+545531.5
13239+5456	SMR 4	AD	2013	9	100	493.2	2.23	7.62	A1VpSrSi	N	132355.42+545531.5
13239+5456	SMR 4	AD	2017	10	102	492.8	2.23	7.62	A1VpSrSi	N	132355.42+545531.5

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