20198+3806 BKO 826

 
 
20h 19m 45.31s +38 05' 42.3" P.A. 87.00 sep 4.9 mag 13.00,13.50
 
 
Coord 2000
20198+3806
Discov num
BKO 826
Comp
Coord arcsec 2000
20 19 45.31 +38 05 42.3
Date first
1998
Date last
2015
Obs
4
Pa first
87
Pa last
87
P.A. Now (θ)
87°
Sep first
4.9
Sep last
4.9
Sep. Now (ρ)
4.9"
Mag pri
13.00
Mag sec
13.50
delta mag (ΔM)
0.5
Spectral class
Pri motion ra
-010
Sec motion ra
Pri motion dec
+003
Sec motion dec
Notes
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
87.2
Precise sep
4.882
Constellation
Cygnus
Gaia DR2
92664323968
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
20198+3806 BKO 826 2009 1 81 4.9 13.00 13.50 201945.31+380542.3
20198+3806 BKO 826 2015 4 87 4.9 13.00 13.50 201945.31+380542.3

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