20337+2354 BKO 459AC

 
 
20h 33m 38.09s +23 53' 33.4" P.A. 89 sep 8.2 mag 8.91,13.00 Sp K7
 
 
Coord 2000
20337+2354
Discov num
BKO 459
Comp
AC
Coord arcsec 2000
20 33 38.09 +23 53 33.4
Date first
2008
Date last
2015
Obs
4
Pa first
94
Pa last
89
P.A. Now (θ)
89°
Sep first
7.7
Sep last
8.2
Sep. Now (ρ)
8.2"
Mag pri
8.91
Mag sec
13.00
delta mag (ΔM)
4.09
Spectral class
K7 (yellow-orange)
Pri motion ra
-002
Sec motion ra
Pri motion dec
-005
Sec motion dec
Notes
Nature of this double is uncertain.
 
 
20337+2354 SYSTEM COMPONENTS
 
 
Show name SAO coord_2000 discov# comp first last obs pa sep mag1 mag2 d_mag orb current
Show 20337+2354 POU4648 AB 1898 2015 7 91 16.8 8.91 13.00 4.09
Show 20337+2354 BKO 459 AC 2008 2015 4 89 8.2 8.91 13.00 4.09 <===
Triple system
3 visible stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
88.9
Precise sep
8.215
Constellation
Vulpecula
Tycho2
2157-00477-1
Gaia DR2
76991372160
HD
346867
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
20337+2354 BKO 459 AC 2008 1 94 7.7 8.90 13.00 K7 203338.09+235333.4
20337+2354 BKO 459 AC 2015 2 89 8.2 8.91 13.00 K7 203338.09+235333.4

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