20200+5116 ABH 138AG

 
 
20h 20m 01.12s +51 15' 33.7" P.A. 338.00 sep 76.5 mag 9.06,14.05 Sp K3III
 
 
Coord 2000
20200+5116
Discov num
ABH 138
Comp
AG
Coord arcsec 2000
20 20 01.12 +51 15 33.7
Date first
1988
Date last
2015
Obs
8
Pa first
339
Pa last
338
P.A. Now (θ)
338°
Sep first
76.8
Sep last
76.5
Sep. Now (ρ)
76.5"
Mag pri
9.06
Mag sec
14.05
delta mag (ΔM)
4.99
Spectral class
K3III (yellow-orange)
Pri motion ra
-020
Sec motion ra
+004
Pri motion dec
-015
Sec motion dec
-003
Notes
U (Proper motion indicates non-physical)
Visually invisible, K-band or other infrared star rPM=1.073
This double is not physical.
 
 
20200+5116 SYSTEM COMPONENTS
 
 
Show name SAO coord_2000 discov# comp first last obs pa sep mag1 mag2 d_mag orb current
Show 32481 20200+5116 ES 800 AB 1897 2018 20 322 30.2 9.06 10.51 1.45
Show 32481 20200+5116 ES 800 AC 1899 2018 9 102 42.6 9.06 12.64 3.58
Show 32481 20200+5116 ES 800 AE 1897 2018 22 96 115.6 9.06 9.47 0.41
Show 32481 20200+5116 ABH 138 AF 1988 2015 8 110 86.0 9.06 13.71 4.65
Show 32481 20200+5116 ABH 138 AG 1988 2015 8 338 76.5 9.06 14.05 4.99 <===
Show 32481 20200+5116 ES 800 CD 1909 2015 3 133 2.5 12.64 14.60 1.96
Show 32481 20200+5116 ES 800 CE 1899 2018 9 93 73.3 12.64 9.47 3.17
Septuple system
7 visible stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
338.3
Precise sep
76.463
Constellation
Cygnus
SAO
32481
Tycho2
3584-00394-1
Gaia DR2
14706207360
HD
235183
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
20200+5116 ABH 138 AG 2000 2 338 76.4 9.06 14.60 K3III D 202001.12+511533.7
20200+5116 ABH 138 AG 2003 3 338 76.5 9.06 14.60 K3III UD 202001.12+511533.7
20200+5116 ABH 138 AG 2015 4 338 76.4 9.06 14.05 K3III U 202001.12+511533.7

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