18142-3525 B 424 CD

 
 
18h 14m 16.91s -35° 25' 20.6" P.A. 41.00 sep 2.8 mag 10.77,12.10
 
 
Coord 2000 18142-3525 Discov num B   424 Comp CD Coord arcsec 2000 18 14 16.91 -35 25 20.6
Date first 1912 Date last 2016 Obs 7
Pa first 46 Pa last 40.5 P.A. Now (θ) 40.5°
Sep first 2.6 Sep last 2.807 Sep. Now (ρ) 2.807"
Mag pri 10.77 Mag sec 12.10 delta mag (ΔM) 1.33 Spectral class
Pri motion ra -015 Sec motion ra +009
Pri motion dec -013 Sec motion dec +012
Notes
rPM=1.746
This double is not physical.
 
 
18142-3525 SYSTEM COMPONENTS
 
 
Show name SAO coord wds_name last obs pa sep mag1 mag2 d_mag orb current
Show HD 166905 209891 18 14 15 -35 24 47 B 424 AB 2014 5 82 1.0 8.95 9.60 0.65
Show 209891 18 14 15 -35 24 47 B 424 AC 2015 10 143 42.5 8.95 10.77 1.82
Show 18 14 17 -35 25 21 B 424 CD 2016 7 41 2.8 10.77 12.10 1.33 <===
Quadruple system
4 estimated visually detectable stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation Sagittarius Tycho2 7400-01245-1 Gaia DR2 4038434225172291328 HD 321485