20267+2415 BKO 447BC

 
 
20h 26m 41.22s +24 14' 51.7" P.A. 109 sep 6.8 mag 12.10,13.00
 
 
Coord 2000
20267+2415
Discov num
BKO 447
Comp
BC
Coord arcsec 2000
20 26 41.22 +24 14 51.7
Date first
1997
Date last
2015
Obs
8
Pa first
113
Pa last
109
P.A. Now (θ)
109°
Sep first
6.4
Sep last
6.8
Sep. Now (ρ)
6.8"
Mag pri
12.10
Mag sec
13.00
delta mag (ΔM)
0.9
Spectral class
Pri motion ra
-022
Sec motion ra
Pri motion dec
-013
Sec motion dec
Notes
Nature of this double is uncertain.
 
 
20267+2415 SYSTEM COMPONENTS
 
 
Show name SAO coord_2000 discov# comp first last obs pa sep mag1 mag2 d_mag orb current
Show 20267+2415 POU4497 AB 1892 2015 10 106 6.6 11.07 12.10 1.03
Show 20267+2415 BKO 447 BC 1997 2015 8 109 6.8 12.10 13.00 0.90 <===
Triple system
3 visible stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
108.9
Precise sep
6.798
Constellation
Vulpecula
Tycho2
2156-01175-1
Gaia DR2
49998002944
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
20267+2415 BKO 447 BC 2008 1 111 6.7 12.10 13.00 202641.22+241451.7
20267+2415 BKO 447 BC 2015 4 110 6.8 12.10 13.00 202641.22+241451.7

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