20182+2321 BKO 637

 
 
20h 18m 11.05s +23 21' 20.3" P.A. 67 sep 6.1 mag 13.50,13.60
 
 
Coord 2000
20182+2321
Discov num
BKO 637
Comp
Coord arcsec 2000
20 18 11.05 +23 21 20.3
Date first
1999
Date last
2015
Obs
8
Pa first
68
Pa last
67
P.A. Now (θ)
67°
Sep first
6.1
Sep last
6.1
Sep. Now (ρ)
6.1"
Mag pri
13.50
Mag sec
13.60
delta mag (ΔM)
0.1
Spectral class
Pri motion ra
+100
Sec motion ra
Pri motion dec
-021
Sec motion dec
Notes
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
67.2
Precise sep
6.132
Constellation
Vulpecula
Gaia DR2
70404372736
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
20182+2321 BKO 637 2008 1 67 6.2 13.50 13.60 201811.05+232120.3
20182+2321 BKO 637 2010 4 69 6.2 13.50 13.60 201811.05+232120.3
20182+2321 BKO 637 2015 8 67 6.1 13.50 13.60 201811.05+232120.3

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