19543+3146 LFR 32 AB (HD 331521)

 
 
19h 54m 19.29s +31° 45' 53.4" P.A. 239.00 sep 17.5 mag 10.68,11.18
 
 
Coord 2000 19543+3146 Discov num LFR  32 Comp AB Coord arcsec 2000 19 54 19.29 +31 45 53.4
Date first 1902 Date last 2015 Obs 9
Pa first 239 Pa last 238.9 P.A. Now (θ) 238.9°
Sep first 17.3 Sep last 17.45 Sep. Now (ρ) 17.45"
Mag pri 10.68 Mag sec 11.18 delta mag (ΔM) 0.5 Spectral class
Pri motion ra -002 Sec motion ra -002
Pri motion dec -005 Sec motion dec -005
Notes T (Parallax indicates physical)
This double is physical.
 
 
19543+3146 SYSTEM COMPONENTS
 
 
Show name SAO coord wds_name last obs pa sep mag1 mag2 d_mag orb current
Show HD 331521 19 54 19 +31 45 53 LFR 32 AB 2015 9 239 17.5 10.68 11.18 0.50 <===
Show 19 54 19 +31 45 53 LFR 32 AC 2015 8 289 11.6 10.68 12.40 1.72
Show 19 54 19 +31 45 53 LFR 32 AD 2015 6 246 23.9 10.68 13.20 2.52
Quadruple system
4 estimated visually detectable stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Name HD 331521 Constellation Cygnus Tycho2 2669-01092-1 HD 331521