16167+2909 SHJ 223AD

 
 
16h 16m 44.77s +29 09' 01.1" P.A. 50 sep 123.3 mag 5.78,10.35 Sp A3V dist. 204.5 pc (667.08 l.y.)
 
 
Coord 2000
16167+2909
Discov num
SHJ 223
Comp
AD
Coord arcsec 2000
16 16 44.77 +29 09 01.1
Date first
1831
Date last
2016
Obs
21
Pa first
55
Pa last
50
P.A. Now (θ)
50°
Sep first
128.0
Sep last
123.3
Sep. Now (ρ)
123.3"
Mag pri
5.78
Mag sec
10.35
delta mag (ΔM)
4.57
Spectral class
A3V (white)
Pri motion ra
+023
Sec motion ra
+004
Pri motion dec
-016
Sec motion dec
-002
Notes
N (See Notes)
rPM=0.842
This double is not physical.
 
 
16167+2909 SYSTEM COMPONENTS
 
 
Show name SAO coord_2000 discov# comp first last obs pa sep mag1 mag2 d_mag orb current
Show Ups CrB 84281 16167+2909 SHJ 223 AB 1879 2016 10 23 53.8 5.79 13.90 8.11
Show 84281 16167+2909 SHJ 223 AC 1831 2016 21 21 87.5 5.78 10.44 4.66
Show 84281 16167+2909 SHJ 223 AD 1831 2016 21 50 123.3 5.78 10.35 4.57 <===
Show 84281 16167+2909 SHJ 223 AE 1896 2016 9 15 76.6 5.79 12.10 6.31
Show 16167+2909 SHJ 223 CD 1831 2016 21 92 63.0 10.44 10.35 0.09
Show 16167+2909 SHJ 223 CE 1831 2016 14 253 13.5 10.44 12.10 1.66
Quintuple system
5 visible stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
50
Precise sep
123.265
Constellation
Corona Borealis
SAO
84281
HIP
79757
Tycho2
2054-01147-1
HD
146738
HR
6074
GC
21900
BD
BD+29 2803
Bayer
Upsilon Coronae Borealis
Bayer name
Ups CrB
Flamsteed
18 Coronae Borealis
Flamsteed name
18 CrB
Distance
204.5
Distance ly
667.08
last precise pa
50
last precise sep
123.265
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
16167+2909 SHJ 223 AD 2005 17 51 123.4 5.78 10.35 A3V N D 161644.77+290901.1
16167+2909 SHJ 223 AD 2009 18 50 122.9 5.78 10.35 A3V N D 161644.77+290901.1
16167+2909 SHJ 223 AD 2016 21 50 123.3 5.78 10.35 A3V N 161644.77+290901.1

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