20311+2429 POU4553AB

 
 
20h 31m 06.07s +24 29' 32.4" P.A. 282 sep 12.8 mag 12.53,13.50
 
 
Coord 2000
20311+2429
Discov num
POU4553
Comp
AB
Coord arcsec 2000
20 31 06.07 +24 29 32.4
Date first
1899
Date last
2015
Obs
6
Pa first
285
Pa last
282
P.A. Now (θ)
282°
Sep first
14.1
Sep last
12.8
Sep. Now (ρ)
12.8"
Mag pri
12.53
Mag sec
13.50
delta mag (ΔM)
0.97
Spectral class
Pri motion ra
+004
Sec motion ra
+014
Pri motion dec
-002
Sec motion dec
-013
Notes
rPM=0.778
Nature of this double is uncertain.
 
 
20311+2429 SYSTEM COMPONENTS
 
 
Show name SAO coord_2000 discov# comp first last obs pa sep mag1 mag2 d_mag orb current
Show 20311+2429 POU4553 AB 1899 2015 6 282 12.8 12.53 13.50 0.97 <===
Show 20311+2429 BKO 450 BC 2008 2008 1 291 1.4 13.50 14.00 0.50
Triple system
3 visible stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
281.9
Precise sep
12.825
Constellation
Vulpecula
Gaia DR2
33107835520
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
20311+2429 POU4553 AB 2008 2 282 13.0 12.53 12.60 203106.07+242932.4
20311+2429 POU4553 AB 2013 5 282 13.2 12.53 13.50 203106.07+242932.4
20311+2429 POU4553 AB 2015 6 282 12.8 12.53 13.50 203106.07+242932.4

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