20054+5807 A   866Ba,Bb

 
 
20h 05m 22.67s +58 06' 51.7" P.A. 186 sep 0.5 mag 10.90,11.30
 
 
Coord 2000
20054+5807
Discov num
A   866
Comp
Ba,Bb
Coord arcsec 2000
20 05 22.67 +58 06 51.7
Date first
1904
Date last
1981
Obs
4
Pa first
189
Pa last
186
P.A. Now (θ)
186°
Sep first
0.5
Sep last
0.5
Sep. Now (ρ)
0.5"
Mag pri
10.90
Mag sec
11.30
delta mag (ΔM)
0.4
Spectral class
Pri motion ra
+011
Sec motion ra
Pri motion dec
+011
Sec motion dec
Notes
N (See Notes)
Nature of this double is uncertain.
 
 
20054+5807 SYSTEM COMPONENTS
 
 
Show name SAO coord_2000 discov# comp first last obs pa sep mag1 mag2 d_mag orb current
Show 20054+5807 ARG 106 AB 1904 2018 19 178 30.0 9.76 10.32 0.56
Show 20054+5807 A 866 Ba,Bb 1904 1981 4 186 0.5 10.90 11.30 0.40 <===
Triple system
2 visible stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
186.1
Precise sep
0.45
Constellation
Cygnus
SAO
32281
Tycho2
3944-01229-1
Gaia DR2
28881986176
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
20054+5807 A 866 Ba,Bb 1981 4 186 0.5 10.90 11.30 N 200522.67+580651.7

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