20358+5435 ES  991AC

 
 
20h 35m 45.34s +54 35' 16.7" P.A. 107 sep 61.7 mag 9.33,10.79 Sp K7
 
 
Coord 2000
20358+5435
Discov num
ES  991
Comp
AC
Coord arcsec 2000
20 35 45.34 +54 35 16.7
Date first
1901
Date last
2018
Obs
11
Pa first
103
Pa last
107
P.A. Now (θ)
107°
Sep first
64.7
Sep last
61.7
Sep. Now (ρ)
61.7"
Mag pri
9.33
Mag sec
10.79
delta mag (ΔM)
1.46
Spectral class
K7 (yellow-orange)
Pri motion ra
-002
Sec motion ra
-038
Pri motion dec
-005
Sec motion dec
-034
Notes
rPM=0.907
This double is not physical.
 
 
20358+5435 SYSTEM COMPONENTS
 
 
Show name SAO coord_2000 discov# comp first last obs pa sep mag1 mag2 d_mag orb current
Show 20358+5435 ES 991 AB 1901 2018 10 297 15.9 9.33 10.30 0.97
Show 20358+5435 ES 991 AC 1901 2018 11 107 61.7 9.33 10.79 1.46 <===
Show 20358+5435 ES 991 CD 1910 2015 4 120 2.6 10.79 13.20 2.41
Quadruple system
4 visible stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
107
Precise sep
61.721
Constellation
Cygnus
SAO
32720
Tycho2
3954-01980-1
Gaia DR2
63189146112
HD
235289
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
20358+5435 ES 991 AC 2006 7 106 62.2 9.33 10.79 K7 D 203545.34+543516.7
20358+5435 ES 991 AC 2009 8 106 62.2 9.33 10.79 K7 D 203545.34+543516.7
20358+5435 ES 991 AC 2015 10 106 61.8 9.33 10.79 K7 203545.34+543516.7
20358+5435 ES 991 AC 2018 11 107 61.7 9.33 10.79 K7 203545.34+543516.7

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