03494+2423 HL   30BH

 
 
03h 49m 16.79s +24 23' 46.4" P.A. 273 sep 147.5 mag 7.53,13.10 Sp A2V
 
 
Coord 2000
03494+2423
Discov num
HL   30
Comp
BH
Coord arcsec 2000
03 49 16.79 +24 23 46.4
Date first
1886
Date last
2015
Obs
6
Pa first
271
Pa last
273
P.A. Now (θ)
273°
Sep first
145.3
Sep last
147.5
Sep. Now (ρ)
147.5"
Mag pri
7.53
Mag sec
13.10
delta mag (ΔM)
5.57
Spectral class
A2V (white)
Pri motion ra
+019
Sec motion ra
-005
Pri motion dec
-044
Sec motion dec
-006
Notes
N W (See Notes, )
rPM=0.938
This double is not physical.
 
 
03494+2423 SYSTEM COMPONENTS
 
 
Show name SAO coord_2000 discov# comp first last obs pa sep mag1 mag2 d_mag orb current
Show 03494+2423 OCC 253 Aa,Ab 1971 1987 0 1.6 7.30 7.40 0.10
Show 03494+2423 STTA 40 AB 1875 2017 28 309 87.4 6.58 7.53 0.95
Show 03494+2423 HL 31 AE 1887 2015 5 83 115.5 6.58 13.83 7.25
Show 03494+2423 HL 31 AF 1886 2015 5 107 181.8 6.58 14.57 7.99
Show 03494+2423 HL 31 AG 1887 2015 5 212 158.6 6.58 15.09 8.51
Show 03494+2423 HL 30 BC 1886 2017 9 13 69.8 7.53 11.87 4.34
Show 03494+2423 HL 30 BD 1886 2015 8 242 80.9 7.53 12.05 4.52
Show 03494+2423 HL 30 BH 1886 2015 6 273 147.5 7.53 13.10 5.57 <===
Show 03494+2423 HL 30 BI 1886 2015 5 229 146.9 7.53 14.53 7.00
Decuple system
9 visible stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
272.9
Precise sep
147.455
Constellation
Taurus
SAO
76234
Tycho2
1804-00265-1
Gaia DR2
777612416
HD
23872
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
03494+2423 HL 30 BH 2000 4 277 140.0 7.53 13.10 N D 034916.79+242346.4
03494+2423 HL 30 BH 2012 5 273 147.4 7.53 13.10 N D 034916.79+242346.4
03494+2423 HL 30 BH 2015 6 273 147.5 7.53 13.10 A2V N W 034916.79+242346.4

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