20105+2920 MLB 477AC

 
 
20h 10m 28.74s +29 20' 04.8" P.A. 24 sep 113.7 mag 11.24,7.59
 
 
Coord 2000
20105+2920
Discov num
MLB 477
Comp
AC
Coord arcsec 2000
20 10 28.74 +29 20 04.8
Date first
1926
Date last
2018
Obs
7
Pa first
26
Pa last
24
P.A. Now (θ)
24°
Sep first
139.0
Sep last
113.7
Sep. Now (ρ)
113.7"
Mag pri
11.24
Mag sec
7.59
delta mag (ΔM)
3.65
Spectral class
Pri motion ra
+011
Sec motion ra
+002
Pri motion dec
+001
Sec motion dec
-003
Notes
N (See Notes)
rPM=0.892
This double is not physical.
 
 
20105+2920 SYSTEM COMPONENTS
 
 
Show name SAO coord_2000 discov# comp first last obs pa sep mag1 mag2 d_mag orb current
Show 20105+2920 BRT 46 AB 1893 2015 19 79 5.3 11.24 11.80 0.56
Show 20105+2920 MLB 477 AC 1926 2018 7 24 113.7 11.24 7.59 3.65 <===
Show 20105+2920 HDS2874 Ca,Cb 1991 1991 1 275 0.3 7.61 11.49 3.88
Quadruple system
3 visible stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
23.7
Precise sep
113.7
Constellation
Vulpecula
SAO
88297
Gaia DR2
45609947136
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
20105+2920 MLB 477 AC 1997 5 24 114.2 11.24 7.59 D 201028.74+292004.8
20105+2920 MLB 477 AC 2002 6 24 114.2 11.24 7.59 N D 201028.74+292004.8
20105+2920 MLB 477 AC 2018 7 24 113.7 11.24 7.59 N 201028.74+292004.8

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