12487+6019 SHY 66 AC

Coord 2000	12487+6019		Discov num	SHY  66		Comp	AC		Coord arcsec 2000	12 48 39.46 +60 19 11.3
Date first	1991		Date last	1999		Obs	3
Pa first	138		Pa last	138		P.A. Now (θ)	138°
Sep first	999.9		Sep last	9999.999		Sep. Now (ρ)	9999.999"
Mag pri	5.89		Mag sec	6.88		delta mag (ΔM)	0.99		Spectral class	F5V+G1Va (yellow-white/yellow)
Pri motion ra	+109		Sec motion ra	+113
Pri motion dec	-001		Sec motion dec	-020
Notes	N V (See Notes, Proper motion indicates physical)

rPM=0.169 (< 0.3, Physical double) This double is physical.

Show	name	SAO	coord	wds_name	last	obs	pa	sep	mag1	mag2	d_mag	orb	current
Show			12 48 39 +60 19 11	YSC 46 Aa,Ab	2014	6	200	0.1	5.90	9.10	3.20
Show		15907	12 48 39 +60 19 11	MET 61 AB	2014	2	285	0.8	4.55	17.27	12.72
Show			12 48 39 +60 19 11	SHY 66 AC	1999	3	138	999.9	5.89	6.88	0.99		<===
Show			12 48 39 +60 19 11	SHY 66 AD	1999	3	119	999.9	5.89	9.86	3.97

Quintuple system
4 estimated visually detectable stars in this system

Constellation

Ursa Major

Gaia DR2

1579858609793019264

discov_num	notes	refcode
SHY 66	AC: HIP 62512 + HIP 64532. C component = A component of 13136+5643.
SHY 66	AD: HIP 62512 + HIP 65327.

refcode	metd	author	reference
Met2003	Ao j	Metchev, S.A., Hillenbrand, L.A., & White, R.J.	2003ApJ...582.1102M
Met2003		ApJ 582, 1102, 2003
Met2004a	A j	Metchev, S.A. & Hillenbrand, L.A.	2004ApJ...617.1330M
Met2004a	+Ao	ApJ 617, 1330, 2004
Met2004b	Ao -	Metchev, S.A. & Hillenbrand, L.A.	2004ASPC..324..238M
Met2004b		ASP Conf. 324, 238, 2004
Met2004b		(Exact dates not given. Default date = decade of publication added. Theta
Met2004b		estimated from their Figure 2.)
Met2006	A j	Metchev, S.A. & Hillenbrand, L.A.	2006ApJ...651.1166M
Met2006		ApJ 651, 1166, 2006
Met2009	A j	Metchev, S.A. & Hillenbrand, L.A.	2009ApJS..181...62M
Met2009	+Ao	ApJS 181, 62, 2009
Met2009b	A j	Metchev, S., Marois, C., & Zuckerman, B.	2009ApJ...705L.204M
Met2009b		ApJ 705, L204, 2009
Shy2011	-	Shaya, E.J. & Olling, R.	2011ApJS..192....2S
Shy2011		ApJS 192, 2, 2011
Shy2011		(Statistical analysis of probability that wide Hipparcos pairs are physical. Pairs
Shy2011		added to WDS only if probability 90% or greater.)
YSC		Yale-Southern Connecticut (from additional DD list - see HOR)	...................

coord_2000	discov_num	comp	epoch	obs	pa	sep	mag_pri	mag_sec	spectr	notes	coord_arcsec_2000
12487+6019	SHY 66	AC	1999	3	138	999.9	5.89	6.88	F5V G1Va	NVD	124839.46+601911.3

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Radius: auto 0.5" 0.8" 1" 2" 3" 5" 10" 15" 20" 25" 30" 35" 40" 45" 50" 55" 1' 2' 3' 4' 5' 6' 7' 8' 9' 10' 15' 20' 30' 40' 50' 1° 2° 4° 5° 8° Components only

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