18386-2149 J 1633 AB

 
 
18h 38m 36.40s -21° 49' 08.5" P.A. 143.00 sep 36.8 mag 10.64,11.37
 
 
Coord 2000 18386-2149 Discov num J  1633 Comp AB Coord arcsec 2000 18 38 36.40 -21 49 08.5
Date first 1921 Date last 2015 Obs 11
Pa first 146 Pa last 142.6 P.A. Now (θ) 142.6°
Sep first 36.9 Sep last 36.768 Sep. Now (ρ) 36.768"
Mag pri 10.64 Mag sec 11.37 delta mag (ΔM) 0.73 Spectral class
Pri motion ra -020 Sec motion ra -001
Pri motion dec -012 Sec motion dec +001
Notes
rPM=0.987
This double is not physical.
 
 
18386-2149 SYSTEM COMPONENTS
 
 
Show name SAO coord wds_name last obs pa sep mag1 mag2 d_mag orb current
Show 18 38 36 -21 49 08 J 1633 AB 2015 11 143 36.8 10.64 11.37 0.73 <===
Show 18 38 38 -21 49 38 J 1633 BC 2015 12 149 7.5 11.37 12.80 1.43
Triple system
3 estimated visually detectable stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation Sagittarius Tycho2 6279-00767-1 Gaia DR2 4079575480741789440