20341+2505 POU4661AB

 
 
20h 34m 03.85s +25 04' 47.7" P.A. 254 sep 16.2 mag 14.20,13.60
 
 
Coord 2000
20341+2505
Discov num
POU4661
Comp
AB
Coord arcsec 2000
20 34 03.85 +25 04 47.7
Date first
1898
Date last
2015
Obs
10
Pa first
261
Pa last
254
P.A. Now (θ)
254°
Sep first
14.4
Sep last
16.2
Sep. Now (ρ)
16.2"
Mag pri
14.20
Mag sec
13.60
delta mag (ΔM)
0.6
Spectral class
Pri motion ra
-018
Sec motion ra
-019
Pri motion dec
-015
Sec motion dec
-020
Notes
rPM=0.185 (< 0.3, Physical double)
This double is physical.
 
 
20341+2505 SYSTEM COMPONENTS
 
 
Show name SAO coord_2000 discov# comp first last obs pa sep mag1 mag2 d_mag orb current
Show 20341+2505 POU4661 AB 1898 2015 10 254 16.2 14.20 13.60 0.60 <===
Show 20341+2505 POU4662 AC 1898 2015 10 64 12.4 14.20 14.00 0.20
Triple system
3 visible stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
253.9
Precise sep
16.2
Constellation
Vulpecula
Gaia DR2
72430851584
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
20341+2505 POU4661 AB 1999 2 255 15.9 14.20 13.60 D 203403.85+250447.7
20341+2505 POU4661 AB 2008 3 254 16.3 14.20 13.60 D 203403.85+250447.7
20341+2505 POU4661 AB 2015 6 254 16.2 14.20 13.60 203403.85+250447.7

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