15598+1723 STF 1993 AC

 
 
15h 59m 46.92s +17° 22' 34.7" P.A. 179.00 sep 239.3 mag 8.59,10.03 Sp A0
 
 
Coord 2000 15598+1723 Discov num STF1993 Comp AC Coord arcsec 2000 15 59 46.92 +17 22 34.7
Date first 1900 Date last 2017 Obs 15
Pa first 179 Pa last 178.8 P.A. Now (θ) 178.8°
Sep first 243.0 Sep last 239.3 Sep. Now (ρ) 239.3"
Mag pri 8.59 Mag sec 10.03 delta mag (ΔM) 1.44 Spectral class A0 (white)
Pri motion ra +006 Sec motion ra -017
Pri motion dec +002 Sec motion dec +028
Notes N (See Notes)
rPM=1.06
This double is not physical.
 
 
15598+1723 SYSTEM COMPONENTS
 
 
Show name SAO coord wds_name last obs pa sep mag1 mag2 d_mag orb current
Show HD 143456 101859 15 59 47 +17 22 35 STF 1993 AB 2018 84 43 20.1 8.59 8.88 0.29
Show 15 59 47 +17 22 35 STF 1993 AC 2017 15 179 239.3 8.59 10.03 1.44 <===
Show 15 59 47 +17 18 35 STF 1994 CD 2017 16 337 17.1 10.03 12.48 2.45
Quadruple system
4 estimated visually detectable stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation Serpens Tycho2 1496-00509-1 Gaia DR2 1199487578688261760