19521+3148 ES 2428 AB (HD 331413)

 
 
19h 52m 08.30s +31 47' 46.0" P.A. 90.00 sep 89.1 mag 8.82,11.10 Sp B8 dist. 558.66 pc (1822.35 l.y.)
 
 
Coord 2000 19521+3148 Discov num ES 2428 Comp AB Coord arcsec 2000 19 52 08.30 +31 47 46.0
Date first 1902 Date last 2015 Obs 10
Pa first 90 Pa last 90.1 P.A. Now (θ) 90.1°
Sep first 87.7 Sep last 89.145 Sep. Now (ρ) 89.145"
Mag pri 8.82 Mag sec 11.10 delta mag (ΔM) 2.28 Spectral class B8 (blue-white)
Pri motion ra +002 Sec motion ra +020
Pri motion dec +002 Sec motion dec -006
Notes
rPM=0.943
This double is not physical.
 
 
19521+3148 SYSTEM COMPONENTS
 
 
Show name SAO coord wds_name last obs pa sep mag1 mag2 d_mag orb current
Show HD 331413 68995 19 52 08 +31 47 46 ES 2428 AB 2015 10 90 89.1 8.82 11.10 2.28 <===
Show 19 52 15 +31 47 46 ES 2428 BC 2015 8 256 5.1 11.10 11.10 0.00
Triple system
3 estimated visually detectable stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Name HD 331413 Constellation Cygnus SAO 68995 HIP 97778
Tycho2 2669-00944-1 Gaia DR2 2033819301358898304 HD 331413 BD BD+31 3815
Distance 558.66 Distance ly 1822.35