20217+2328 POU4396

 
 
20h 21m 46.98s +23 27' 57.2" P.A. 339 sep 15.2 mag 13.80,14.10
 
 
Coord 2000
20217+2328
Discov num
POU4396
Comp
Coord arcsec 2000
20 21 46.98 +23 27 57.2
Date first
1898
Date last
2015
Obs
9
Pa first
338
Pa last
339
P.A. Now (θ)
339°
Sep first
15.4
Sep last
15.2
Sep. Now (ρ)
15.2"
Mag pri
13.80
Mag sec
14.10
delta mag (ΔM)
0.3
Spectral class
Pri motion ra
-049
Sec motion ra
-009
Pri motion dec
-017
Sec motion dec
-003
Notes
rPM=0.817
This double is not physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
339
Precise sep
15.241
Constellation
Vulpecula
Tycho2
2155-01365-1
Gaia DR2
07518467200
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
20217+2328 POU4396 2000 2 149 13.2 14.10 14.30 D 202138.53+232830.9
20217+2328 POU4396 2001 3 338 15.3 13.80 14.10 202146.98+232757.2
20217+2328 POU4396 2010 4 338 15.2 13.80 14.10 202146.98+232757.2
20217+2328 POU4396 2015 5 339 15.3 13.80 14.10 202146.98+232757.2

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