18131-2024 SKF 1038 CD

 
 
18h 13m 04.05s -20° 24' 21.2" P.A. 187.00 sep 4.1 mag 13.50,18.00
 
 
Coord 2000 18131-2024 Discov num SKF1038 Comp CD Coord arcsec 2000 18 13 04.05 -20 24 21.2
Date first 2000 Date last 2015 Obs 2
Pa first 187 Pa last 186.7 P.A. Now (θ) 186.7°
Sep first 4.0 Sep last 4.093 Sep. Now (ρ) 4.093"
Mag pri 13.50 Mag sec 18.00 delta mag (ΔM) 4.5 Spectral class
Pri motion ra -009 Sec motion ra
Pri motion dec +008 Sec motion dec
Notes
Nature of this double is uncertain.
 
 
18131-2024 SYSTEM COMPONENTS
 
 
Show name SAO coord wds_name last obs pa sep mag1 mag2 d_mag orb current
Show HD 312983 18 13 06 -20 24 28 ARA 1141 AB 2015 6 286 8.0 11.27 11.50 0.23
Show 18 13 06 -20 24 28 J 1621 AC 1998 3 301 15.8 11.39 15.10 3.71
Show 18 13 04 -20 24 21 SKF 1038 CD 2015 2 187 4.1 13.50 18.00 4.50 <===
Quadruple system
4 estimated visually detectable stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation Sagittarius Gaia DR2 4094042025744653824