20054+5807 ARG 106AB

 
 
20h 05m 22.55s +58 07' 21.5" P.A. 178 sep 30 mag 9.76,10.32 Sp F8
 
 
Coord 2000
20054+5807
Discov num
ARG 106
Comp
AB
Coord arcsec 2000
20 05 22.55 +58 07 21.5
Date first
1904
Date last
2018
Obs
19
Pa first
180
Pa last
178
P.A. Now (θ)
178°
Sep first
31.1
Sep last
30.0
Sep. Now (ρ)
30"
Mag pri
9.76
Mag sec
10.32
delta mag (ΔM)
0.56
Spectral class
F8 (yellow-white)
Pri motion ra
+011
Sec motion ra
+011
Pri motion dec
+002
Sec motion dec
+011
Notes
N (See Notes)
rPM=0.579
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
178
Precise sep
30
Constellation
Cygnus
SAO
32281
Tycho2
3944-01001-1
Gaia DR2
11137770624
HD
239318
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
20054+5807 ARG 106 AB 2015 18 179 29.9 9.76 10.32 F8 N 200522.55+580721.5
20054+5807 ARG 106 AB 2018 19 178 30.0 9.76 10.32 F8 N 200522.55+580721.5

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