03494+2423 HL   31AF

 
 
03h 49m 21.74s +24 22' 51.8" P.A. 107 sep 182.1 mag 6.58,14.57 Sp B9.5V dist. 122.25 pc (398.78 l.y.)
 
 
Coord 2000
03494+2423
Discov num
HL   31
Comp
AF
Coord arcsec 2000
03 49 21.74 +24 22 51.8
Date first
1886
Date last
2012
Obs
4
Pa first
107
Pa last
107
P.A. Now (θ)
107°
Sep first
184.8
Sep last
182.1
Sep. Now (ρ)
182.1"
Mag pri
6.58
Mag sec
14.57
delta mag (ΔM)
7.99
Spectral class
B9.5V (blue-white)
Pri motion ra
+017
Sec motion ra
+008
Pri motion dec
-045
Sec motion dec
-002
Notes
N W (See Notes, )
Nature of this double is uncertain.
 
 
03494+2423 SYSTEM COMPONENTS
 
 
Show name SAO coord_2000 discov# comp first last obs pa sep mag1 mag2 d_mag orb current
Show 76236 03494+2423 STTA 40 AB 1875 2015 26 309 86.9 6.58 7.53 0.95
Show 76236 03494+2423 HL 31 AE 1887 2012 4 83 116.1 6.58 13.83 7.25
Show 76236 03494+2423 HL 31 AF 1886 2012 4 107 182.1 6.58 14.57 7.99 <===
Show 76236 03494+2423 HL 31 AG 1887 2012 4 212 158.9 6.58 15.09 8.51
Show 76234 03494+2423 HL 30 BC 1886 2012 7 14 69.8 7.53 11.87 4.34
Show 76234 03494+2423 HL 30 BD 1886 2012 7 242 80.8 7.53 12.05 4.52
Show 76234 03494+2423 HL 30 BH 1886 2012 5 273 147.4 7.53 13.10 5.57
Show 76234 03494+2423 HL 30 BI 1886 2012 4 230 147.0 7.53 14.53 7.00
Ninefold system
9 visible stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation
Taurus
SAO
76236
HIP
17862
Tycho2
1804-02047-1
HD
23873
BD
BD+23 561
Distance
122.25
Distance ly
398.78
last precise pa
106.9
last precise sep
182.129
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
03494+2423 HL 31 AF 1998 2 107 182.2 6.58 14.00 D 034921.74+242251.8
03494+2423 HL 31 AF 2012 3 107 182.1 6.58 14.00 N D 034921.74+242251.8

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