20078+3520 BKO  94BC

 
 
20h 07m 48.61s +35 20' 30.5" P.A. 46 sep 13.5 mag 12.30,15.50
 
 
Coord 2000
20078+3520
Discov num
BKO  94
Comp
BC
Coord arcsec 2000
20 07 48.61 +35 20 30.5
Date first
1998
Date last
2015
Obs
8
Pa first
46
Pa last
46
P.A. Now (θ)
46°
Sep first
13.5
Sep last
13.5
Sep. Now (ρ)
13.5"
Mag pri
12.30
Mag sec
15.50
delta mag (ΔM)
3.2
Spectral class
Pri motion ra
-004
Sec motion ra
Pri motion dec
-006
Sec motion dec
Notes
Nature of this double is uncertain.
 
 
20078+3520 SYSTEM COMPONENTS
 
 
Show name SAO coord_2000 discov# comp first last obs pa sep mag1 mag2 d_mag orb current
Show 20078+3520 SEI 901 AB 1896 2015 11 87 15.6 12.10 12.30 0.20
Show 20078+3520 BKO 94 BC 1998 2015 8 46 13.5 12.30 15.50 3.20 <===
Triple system
3 visible stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
45.9
Precise sep
13.465
Constellation
Cygnus
Tycho2
2679-01149-1
Gaia DR2
46193774080
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
20078+3520 BKO 94 BC 2002 1 46 13.5 12.30 15.50 200748.61+352030.5
20078+3520 BKO 94 BC 2010 4 44 14.3 12.30 15.50 200748.61+352030.5
20078+3520 BKO 94 BC 2015 4 46 13.4 12.30 15.50 200748.61+352030.5

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