03215+4523 HO  319AB

 
 
03h 21m 29.80s +45 23' 13.4" P.A. 47 sep 12 mag 7.42,11.80 Sp B9.5I-II dist. 1960.78 pc (6396.06 l.y.)
 
 
Coord 2000
03215+4523
Discov num
HO  319
Comp
AB
Coord arcsec 2000
03 21 29.80 +45 23 13.4
Date first
1892
Date last
2015
Obs
8
Pa first
45
Pa last
47
P.A. Now (θ)
47°
Sep first
11.9
Sep last
12.0
Sep. Now (ρ)
12"
Mag pri
7.42
Mag sec
11.80
delta mag (ΔM)
4.38
Spectral class
B9.5I-II (blue-white)
Pri motion ra
-004
Sec motion ra
+000
Pri motion dec
-003
Sec motion dec
+001
Notes
rPM=1.131
This double is not physical.
 
 
03215+4523 SYSTEM COMPONENTS
 
 
Show name SAO coord_2000 discov# comp first last obs pa sep mag1 mag2 d_mag orb current
Show 03215+4523 HO 319 AB 1892 2015 8 47 12.0 7.42 11.80 4.38 <===
Show 03215+4523 HO 319 AC 1914 2007 4 303 10.0 7.42 14.50 7.08
Show 03215+4523 MRI 3 AD 1896 2015 8 267 155.7 7.42 11.75 4.33
Quadruple system
4 visible stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
46.6
Precise sep
12.043
Constellation
Perseus
SAO
38749
HIP
15652
Tycho2
3311-02403-1
Gaia DR2
0326760832
HD
20676
BD
BD+44 677
Distance
1960.78
Distance ly
6396.06
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
03215+4523 HO 319 AB 2007 6 47 11.6 7.50 11.80 B9.5I-II D 032129.80+452313.4
03215+4523 HO 319 AB 2010 8 46 11.9 7.42 11.80 B9.5I-II 032129.80+452313.4
03215+4523 HO 319 AB 2015 8 47 12.0 7.42 11.80 B9.5I-II 032129.80+452313.4

If you need more information about this double, apply for a data request form to the WDS.