21051+2454 POU5142AC

 
 
21h 05m 08.72s +24 53' 42.5" P.A. 328 sep 18.2 mag 13.80,14.30
 
 
Coord 2000
21051+2454
Discov num
POU5142
Comp
AC
Coord arcsec 2000
21 05 08.72 +24 53 42.5
Date first
1897
Date last
2008
Obs
4
Pa first
333
Pa last
328
P.A. Now (θ)
328°
Sep first
18.4
Sep last
18.2
Sep. Now (ρ)
18.2"
Mag pri
13.80
Mag sec
14.30
delta mag (ΔM)
0.5
Spectral class
Pri motion ra
+003
Sec motion ra
Pri motion dec
+004
Sec motion dec
Notes
Nature of this double is uncertain.
 
 
21051+2454 SYSTEM COMPONENTS
 
 
Show name SAO coord_2000 discov# comp first last obs pa sep mag1 mag2 d_mag orb current
Show 21051+2454 POU5141 AB 1897 2008 4 346 16.1 13.80 14.10 0.30
Show 21051+2454 POU5142 AC 1897 2008 4 328 18.2 13.80 14.30 0.50 <===
Show 21051+2454 POU5142 BC 1998 2001 3 269 6.0 13.80 14.30 0.50
Triple system
3 visible stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
327.5
Precise sep
18.15
Constellation
Vulpecula
last precise pa
327.5
last precise sep
18.15
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
21051+2454 POU5142 AC 1998 2 328 18.0 13.80 14.30 D 210508.72+245342.5
21051+2454 POU5142 AC 2008 3 328 18.2 13.80 14.30 D 210508.72+245342.5

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