20097+3535 BKO  98CD

 
 
20h 09m 38.56s +35 34' 32.2" P.A. 261 sep 6.8 mag 11.50,14.50
 
 
Coord 2000
20097+3535
Discov num
BKO  98
Comp
CD
Coord arcsec 2000
20 09 38.56 +35 34 32.2
Date first
2000
Date last
2015
Obs
8
Pa first
261
Pa last
261
P.A. Now (θ)
261°
Sep first
6.9
Sep last
6.8
Sep. Now (ρ)
6.8"
Mag pri
11.50
Mag sec
14.50
delta mag (ΔM)
3
Spectral class
Pri motion ra
+002
Sec motion ra
Pri motion dec
-007
Sec motion dec
Notes
Nature of this double is uncertain.
 
 
20097+3535 SYSTEM COMPONENTS
 
 
Show name SAO coord_2000 discov# comp first last obs pa sep mag1 mag2 d_mag orb current
Show 20097+3535 SEI 935 AB 1896 2015 11 95 7.2 11.50 11.50 0.00
Show 20097+3535 SEI 934 AC 1896 2015 12 161 20.2 11.50 11.50 0.00
Show 20097+3535 BKO 98 CD 2000 2015 8 261 6.8 11.50 14.50 3.00 <===
Quadruple system
4 visible stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
261.4
Precise sep
6.785
Constellation
Cygnus
Gaia DR2
09640371072
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
20097+3535 BKO 98 CD 2002 3 260 6.9 11.00 14.00 D 200938.56+353432.2
20097+3535 BKO 98 CD 2010 5 268 6.8 11.50 14.50 200938.56+353432.2
20097+3535 BKO 98 CD 2015 5 261 6.8 11.50 14.50 200938.56+353432.2

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