13111+1220 OSO  51AB

 
 
13h 11m 04.37s +12 20' 00.4" P.A. 299.00 sep 11.5 mag 14.22,15.50
 
 
Coord 2000
13111+1220
Discov num
OSO  51
Comp
AB
Coord arcsec 2000
13 11 04.37 +12 20 00.4
Date first
1955
Date last
2019
Obs
13
Pa first
243
Pa last
299
P.A. Now (θ)
299°
Sep first
14.9
Sep last
11.5
Sep. Now (ρ)
11.5"
Mag pri
14.22
Mag sec
15.50
delta mag (ΔM)
1.28
Spectral class
Pri motion ra
-173
Sec motion ra
-126
Pri motion dec
-164
Sec motion dec
+033
Notes
N S (See Notes, Parallax indidates non-physical)
rPM=0.85
This double is not physical.
 
 
13111+1220 SYSTEM COMPONENTS
 
 
Show name SAO coord_2000 discov# comp first last obs pa sep mag1 mag2 d_mag orb current
Show 13111+1220 OSO 51 AB 1955 2019 13 299 11.5 14.22 15.50 1.28 <===
Show 13111+1220 OSO 51 AC 1955 2015 9 296 17.5 14.22 19.10 4.88
Triple system
3 visible stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
299.3
Precise sep
11.467
Constellation
Virgo
Gaia DR2
11471499136
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
13111+1220 OSO 51 AB 1995 4 274 11.4 14.22 15.50 N D 131160.00+122000.0
13111+1220 OSO 51 AB 2000 5 280 11.2 14.22 15.50 N D 131104.37+122000.4
13111+1220 OSO 51 AB 2001 7 281 11.1 14.22 15.50 N D 131104.37+122000.4
13111+1220 OSO 51 AB 2010 8 290 11.1 14.22 15.50 N 131104.37+122000.4
13111+1220 OSO 51 AB 2015 10 295 11.4 14.22 15.50 N 131104.37+122000.4
13111+1220 OSO 51 AB 2019 11 299 11.5 14.22 15.50 NY 131104.37+122000.4

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