20429-1757 TDT 2493 Aa,Ab

 
 
20h 42m 56.60s -17° 55' 47.1" P.A. 261.00 sep 0.7 mag 10.95,11.44
 
 
Coord 2000 20429-1757 Discov num TDT2493 Comp Aa,Ab Coord arcsec 2000 20 42 56.60 -17 55 47.1
Date first 1991 Date last 1991 Obs 1
Pa first 261 Pa last 261.2 P.A. Now (θ) 261.2°
Sep first 0.7 Sep last 0.67 Sep. Now (ρ) 0.67"
Mag pri 10.95 Mag sec 11.44 delta mag (ΔM) 0.49 Spectral class
Pri motion ra +003 Sec motion ra +003
Pri motion dec -009 Sec motion dec -009
Notes
Nature of this double is uncertain.
 
 
20429-1757 SYSTEM COMPONENTS
 
 
Show name SAO coord wds_name last obs pa sep mag1 mag2 d_mag orb current
Show 20 42 57 -17 55 47 TDT 2493 Aa,Ab 1991 1 261 0.7 10.95 11.44 0.49 <===
Show 20 42 57 -17 55 47 ARA 499 AB 2015 7 172 14.1 10.52 11.40 0.88
Triple system
2 estimated visually detectable stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation Capricornus Tycho2 6335-01865-1 Gaia DR2 6861817323217529088