20011+4816 STF 2619 AB (HD 190042)

 
 
20h 01m 01.69s +48 15' 28.5" P.A. 239.00 sep 4.0 mag 8.91,8.92 Sp G5 dist. 60.02 pc (195.79 l.y.)
 
 
Coord 2000 20011+4816 Discov num STF2619 Comp AB Coord arcsec 2000 20 01 01.69 +48 15 28.5
Date first 1828 Date last 2020 Obs 73
Pa first 247 Pa last 238.8 P.A. Now (θ) 238.8°
Sep first 3.7 Sep last 4.006 Sep. Now (ρ) 4.006"
Mag pri 8.91 Mag sec 8.92 delta mag (ΔM) 0.01 Spectral class G5 (yellow)
Pri motion ra -084 Sec motion ra -111
Pri motion dec -079 Sec motion dec -101
Notes Z (Parallax indicates components are physical)
rPM=0.232 (< 0.3, Physical double)
This double is physical.
 
 
20011+4816 SYSTEM COMPONENTS
 
 
Show name SAO coord wds_name last obs pa sep mag1 mag2 d_mag orb current
Show HD 190042 49086 20 01 02 +48 15 28 STF 2619 AB 2020 73 239 4.0 8.91 8.92 0.01 <===
Show 49086 20 01 02 +48 15 28 STF 2619 AC 2017 20 352 20.2 8.91 12.60 3.69
Show 49086 20 01 02 +48 15 28 STF 2619 AD 2017 7 352 14.8 8.91 13.90 4.99
Show 49086 20 01 02 +48 15 28 DEA 60 AE 2017 4 6 61.8 8.91 16.70 7.79
Show 20 01 01 +48 15 25 STF 2619 BC 2015 10 4 22.1 8.92 12.60 3.68
Show 20 01 01 +48 15 25 STF 2619 BD 2015 6 6 16.9 8.92 13.90 4.98
Show 20 01 01 +48 15 46 STF 2619 CD 2015 13 175 5.4 12.60 13.90 1.30
Quintuple system
5 estimated visually detectable stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Name HD 190042 Constellation Cygnus SAO 49086 HIP 98535
Tycho2 3562-00517-1 Gaia DR2 2086063176129332224 HD 190042 GC 27762
BD BD+47 2982 Distance 60.02 Distance ly 195.79