20140-2808 TDT 2109 AB

 
 
20h 13m 57.83s -28 07' 46.7" P.A. 27.00 sep 1.8 mag 10.90,12.00
 
 
Coord 2000 20140-2808 Discov num TDT2109 Comp AB Coord arcsec 2000 20 13 57.83 -28 07 46.7
Date first 1991 Date last 1991 Obs 1
Pa first 27 Pa last 27.1 P.A. Now (θ) 27.1°
Sep first 1.8 Sep last 1.79 Sep. Now (ρ) 1.79"
Mag pri 10.90 Mag sec 12.00 delta mag (ΔM) 1.1 Spectral class
Pri motion ra -030 Sec motion ra -030
Pri motion dec +005 Sec motion dec -003
Notes
rPM=0.263 (< 0.3, Physical double)
This double is physical.
 
 
20140-2808 SYSTEM COMPONENTS
 
 
Show name SAO coord wds_name last obs pa sep mag1 mag2 d_mag orb current
Show 20 13 58 -28 07 47 TDT 2109 AB 1991 1 27 1.8 10.90 12.00 1.10 <===
Show 20 13 58 -28 07 47 HJ 5180 AC 2016 11 221 10.2 10.81 11.80 0.99
Triple system
3 estimated visually detectable stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation Sagittarius Tycho2 6918-00147-1 Gaia DR2 6845966733529449216