20318+2511 BKO 453

 
 
20h 31m 47.38s +25 10' 40.0" P.A. 3 sep 5.4 mag 14.50,14.50
 
 
Coord 2000
20318+2511
Discov num
BKO 453
Comp
Coord arcsec 2000
20 31 47.38 +25 10 40.0
Date first
1999
Date last
2015
Obs
9
Pa first
2
Pa last
3
P.A. Now (θ)
Sep first
5.3
Sep last
5.4
Sep. Now (ρ)
5.4"
Mag pri
14.50
Mag sec
14.50
delta mag (ΔM)
0
Spectral class
Pri motion ra
-005
Sec motion ra
-005
Pri motion dec
-045
Sec motion dec
+045
Notes
rPM=1.988
This double is not physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
2.5
Precise sep
5.383
Constellation
Vulpecula
Gaia DR2
78558263808
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
20318+2511 BKO 453 2008 1 360 5.2 14.50 14.50 203147.38+251040.0
20318+2511 BKO 453 2010 5 358 4.6 14.50 14.50 203147.38+251040.0
20318+2511 BKO 453 2015 6 2 5.4 14.50 14.50 203147.38+251040.0

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