12015-0023 STF 1591 AC

 
 
12h 01m 27.93s -00° 22' 43.6" P.A. 52.00 sep 23.9 mag 8.43,12.50 Sp K dist. 219.78 pc (716.92 l.y.)
 
 
Coord 2000 12015-0023 Discov num STF1591 Comp AC Coord arcsec 2000 12 01 27.93 -00 22 43.6
Date first 1831 Date last 2017 Obs 21
Pa first 50 Pa last 51.6 P.A. Now (θ) 51.6°
Sep first 20.0 Sep last 23.9 Sep. Now (ρ) 23.9"
Mag pri 8.43 Mag sec 12.50 delta mag (ΔM) 4.07 Spectral class K (yellow-orange)
Pri motion ra +002 Sec motion ra +004
Pri motion dec +008 Sec motion dec +007
Notes N (See Notes)
rPM=0.271 (< 0.3, Physical double)
This double is physical.
 
 
12015-0023 SYSTEM COMPONENTS
 
 
Show name SAO coord wds_name last obs pa sep mag1 mag2 d_mag orb current
Show HD 104409 138542 12 01 28 -00 22 44 STF 1591 AB 2017 45 351 51.3 8.43 8.95 0.52
Show 138542 12 01 28 -00 22 44 STF 1591 AC 2017 21 52 23.9 8.43 12.50 4.07 <===
Show 138541 12 01 27 -00 21 53 FYM 166 BD 2016 10 20 14.7 8.95 16.60 7.65
Quadruple system
4 estimated visually detectable stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation Virgo SAO 138542 HIP 58639 Tycho2 4939-00460-1
HD 104409 BD BD+00 2878 Distance 219.78 Distance ly 716.92