16224+3348 H 6  18BD

 
 
16h 22m 29.21s +33 42' 12.5" P.A. 16 sep 98.2 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
2015
Obs
10
Pa first
16
Pa last
16
P.A. Now (θ)
16°
Sep first
104.6
Sep last
98.2
Sep. Now (ρ)
98.2"
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_2000 discov# comp first last obs pa sep mag1 mag2 d_mag orb current
Show Nu1 CrB 65257 16224+3348 STFA 29 AB 1835 2011 37 164 354.7 5.39 5.58 0.19
Show 16224+3348 H N 81 AC 1879 2002 7 241 68.1 5.39 12.62 7.23
Show 16224+3348 STFA 29 AD 1913 2002 5 153 277.1 5.39 11.53 6.14
Show 65259 16224+3348 H 6 18 BD 1879 2015 10 16 98.2 5.58 11.53 5.95 <===
Quadruple system
4 visible stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
15.9
Precise sep
98.245
Constellation
Corona Borealis
SAO
65259
HIP
80214
Tycho2
2583-02106-1
Gaia DR2
08372498688
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
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
16224+3348 H 6 18 BD 2002 9 16 100.0 5.58 11.53 K5III N 162229.21+334212.5
16224+3348 H 6 18 BD 2015 10 16 98.2 5.58 11.53 K5III N 162229.21+334212.5

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