20313+2353 BKO 451AC

 
 
20h 31m 23.28s +23 53' 36.5" P.A. 137 sep 3.4 mag 11.70,13.50
 
 
Coord 2000
20313+2353
Discov num
BKO 451
Comp
AC
Coord arcsec 2000
20 31 23.28 +23 53 36.5
Date first
1999
Date last
2015
Obs
4
Pa first
136
Pa last
137
P.A. Now (θ)
137°
Sep first
3.3
Sep last
3.4
Sep. Now (ρ)
3.4"
Mag pri
11.70
Mag sec
13.50
delta mag (ΔM)
1.8
Spectral class
Pri motion ra
-004
Sec motion ra
+013
Pri motion dec
-005
Sec motion dec
+000
Notes
rPM=1.363
This double is not physical.
 
 
20313+2353 SYSTEM COMPONENTS
 
 
Show name SAO coord_2000 discov# comp first last obs pa sep mag1 mag2 d_mag orb current
Show 20313+2353 POU4559 AB 1899 2015 5 177 7.6 11.75 13.10 1.35
Show 20313+2353 BKO 451 AC 1999 2015 4 137 3.4 11.70 13.50 1.80 <===
Triple system
3 visible stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
137.3
Precise sep
3.37
Constellation
Vulpecula
Gaia DR2
23535581696
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
20313+2353 BKO 451 AC 2008 1 136 3.3 11.70 13.50 203123.28+235336.5
20313+2353 BKO 451 AC 2015 4 137 3.4 11.70 13.50 203123.28+235336.5

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