20089-5559 TDT2021AB

 
 
20h 08m 49.53s -55 58' 33.4" P.A. 236 sep 0.5 mag 11.00,11.12
 
 
Coord 2000
20089-5559
Discov num
TDT2021
Comp
AB
Coord arcsec 2000
20 08 49.53 -55 58 33.4
Date first
1991
Date last
1991
Obs
1
Pa first
236
Pa last
236
P.A. Now (θ)
236°
Sep first
0.5
Sep last
0.5
Sep. Now (ρ)
0.5"
Mag pri
11.00
Mag sec
11.12
delta mag (ΔM)
0.12
Spectral class
Pri motion ra
+029
Sec motion ra
+029
Pri motion dec
+000
Sec motion dec
+000
Notes
Nature of this double is uncertain.
 
 
20089-5559 SYSTEM COMPONENTS
 
 
Show name SAO coord_2000 discov# comp first last obs pa sep mag1 mag2 d_mag orb current
Show 20089-5559 TDT2021 AB 1991 1991 1 236 0.5 11.00 11.12 0.12 <===
Show 20089-5559 RST4052 AC 1936 2015 2 60 1.9 11.00 13.80 2.80
Triple system
3 visible stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
235.6
Precise sep
0.48
Constellation
Telescopium
Tycho2
8780-00987-1
Gaia DR2
61807576704
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
20089-5559 TDT2021 AB 1991 1 236 0.5 11.00 11.12 200849.53-555833.4

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