16224+3348 H 6 18 BD

16^h 22^m 29.21^s +33° 42' 12.5" P.A. 16.00 sep 98.7 mag 5.58,11.53 Sp K5III dist. 182.15 pc (594.17 l.y.)

Coord 2000	16224+3348		Discov num	H 6 18		Comp	BD		Coord arcsec 2000	16 22 29.21 +33 42 12.5
Date first	1879		Date last	2020		Obs	12
Pa first	16		Pa last	15.9		P.A. Now (θ)	15.9°
Sep first	104.6		Sep last	98.73		Sep. Now (ρ)	98.73"
Mag pri	5.58		Mag sec	11.53		delta mag (ΔM)	5.95		Spectral class	K5III (yellow-orange)
Pri motion ra	-005		Sec motion ra	-007
Pri motion dec	+051		Sec motion dec	+007
Notes	N (See Notes)

rPM=0.86

This double is not physical.

16224+3348 SYSTEM COMPONENTS

Show	name	SAO	coord	wds_name	last	obs	pa	sep	mag1	mag2	d_mag	orb	current
Show	Nu1 CrB	65257	16 22 21 +33 47 57	STFA 29 AB	2011	37	164	354.7	5.39	5.58	0.19
Show		65257	16 22 21 +33 47 57	H N 81 AC	2002	7	241	68.1	5.39	12.62	7.23
Show		65257	16 22 21 +33 47 57	STFA 29 AD	2020	7	153	277.2	5.39	11.53	6.14
Show		65259	16 22 29 +33 42 12	H 6 18 BD	2020	12	16	98.7	5.58	11.53	5.95		<===

Quadruple system
4 estimated visually detectable stars in this system

OTHER CATALOGS AND DESIGNATIONS

Constellation	Corona Borealis		SAO	65259		HIP	80214		Tycho2	2583-02106-1
Gaia DR2	1325709108372498688		HD	147767		HR	6108		GC	22029
BD	BD+34 2774		Bayer	Nu 2 Coronae Borealis		Bayer name	Nu2 CrB		Flamsteed	21 Coronae Borealis
Flamsteed name	21 CrB		Distance	182.15		Distance ly	594.17		Bayer greek	ν² CrB