17387+1840 SLO 1 AC

 
 
17h 38m 39.15s +18° 40' 03.5" P.A. 149.00 sep 146.3 mag 11.12,11.94
 
 
Coord 2000 17387+1840 Discov num SLO   1 Comp AC Coord arcsec 2000 17 38 39.15 +18 40 03.5
Date first 1895 Date last 2015 Obs 7
Pa first 149 Pa last 149.3 P.A. Now (θ) 149.3°
Sep first 145.6 Sep last 146.253 Sep. Now (ρ) 146.253"
Mag pri 11.12 Mag sec 11.94 delta mag (ΔM) 0.82 Spectral class
Pri motion ra +008 Sec motion ra -002
Pri motion dec +004 Sec motion dec -006
Notes N (See Notes)
rPM=1.581
This double is not physical.
 
 
17387+1840 SYSTEM COMPONENTS
 
 
Show name SAO coord wds_name last obs pa sep mag1 mag2 d_mag orb current
Show 17 38 39 +18 40 04 SLO 1 AB 1991 2 219 1.7 11.69 12.30 0.61
Show 17 38 39 +18 40 04 SLO 1 AC 2015 7 149 146.3 11.12 11.94 0.82 <===
Triple system
3 estimated visually detectable stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation Hercules Tycho2 1555-01013-1 Gaia DR2 4550787097320451200