20356+5808 A   741AB

 
 
20h 35m 32.99s +58 07' 38.9" P.A. 157 sep 1.2 mag 8.88,12.20 Sp F0
 
 
Coord 2000
20356+5808
Discov num
A   741
Comp
AB
Coord arcsec 2000
20 35 32.99 +58 07 38.9
Date first
1904
Date last
2008
Obs
6
Pa first
151
Pa last
157
P.A. Now (θ)
157°
Sep first
1.3
Sep last
1.2
Sep. Now (ρ)
1.2"
Mag pri
8.88
Mag sec
12.20
delta mag (ΔM)
3.32
Spectral class
F0 (yellow-white)
Pri motion ra
+008
Sec motion ra
Pri motion dec
+005
Sec motion dec
Notes
Nature of this double is uncertain.
 
 
20356+5808 SYSTEM COMPONENTS
 
 
Show name SAO coord_2000 discov# comp first last obs pa sep mag1 mag2 d_mag orb current
Show 20356+5808 A 741 AB 1904 2008 6 157 1.2 8.88 12.20 3.32 <===
Show 20356+5808 A 741 AC 1916 2015 4 211 19.8 8.88 14.40 5.52
Triple system
3 visible stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
156.7
Precise sep
1.238
Constellation
Cygnus
SAO
32719
Tycho2
3962-00256-1
Gaia DR2
00930417920
HD
196567
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
20356+5808 A 741 AB 1984 5 159 1.3 8.88 12.20 F0 203532.99+580738.9
20356+5808 A 741 AB 2008 6 157 1.2 8.88 12.20 F0 203532.99+580738.9

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