18487-1702 J 2235 BC

 
 
18h 48m 41.68s -17° 03' 30.9" P.A. 5.00 sep 6.6 mag 11.55,16.00
 
 
Coord 2000 18487-1702 Discov num J  2235 Comp BC Coord arcsec 2000 18 48 41.68 -17 03 30.9
Date first 1942 Date last 2015 Obs 6
Pa first 10 Pa last 4.7 P.A. Now (θ) 4.7°
Sep first 4.0 Sep last 6.55 Sep. Now (ρ) 6.55"
Mag pri 11.55 Mag sec 16.00 delta mag (ΔM) 4.45 Spectral class
Pri motion ra +008 Sec motion ra
Pri motion dec -014 Sec motion dec
Notes N (See Notes)
Nature of this double is uncertain.
 
 
18487-1702 SYSTEM COMPONENTS
 
 
Show name SAO coord wds_name last obs pa sep mag1 mag2 d_mag orb current
Show HD 173927 161849 18 48 44 -17 02 09 J 2235 AB 2015 10 203 90.0 8.30 11.55 3.25
Show 18 48 42 -17 03 31 J 2235 BC 2015 6 5 6.6 11.55 16.00 4.45 <===
Triple system
3 estimated visually detectable stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation Sagittarius Tycho2 6285-03873-1 Gaia DR2 4099173412151274880