20066+0735 STTA 198 AB (HD 190849)

 
 
20h 06m 38.76s +07 34' 34.2" P.A. 185.00 sep 64.6 mag 7.12,7.55 Sp A2V+A3V dist. 110.99 pc (362.05 l.y.)
 
 
Coord 2000 20066+0735 Discov num STTA198 Comp AB Coord arcsec 2000 20 06 38.76 +07 34 34.2
Date first 1875 Date last 2018 Obs 40
Pa first 186 Pa last 185 P.A. Now (θ) 185°
Sep first 65.2 Sep last 64.6 Sep. Now (ρ) 64.6"
Mag pri 7.12 Mag sec 7.55 delta mag (ΔM) 0.43 Spectral class A2V+A3V (white/white)
Pri motion ra +000 Sec motion ra +005
Pri motion dec -022 Sec motion dec -019
Notes N Z (See Notes, Parallax indicates components are physical)
rPM=0.265 (< 0.3, Physical double)
This double is physical.
 
 
20066+0735 SYSTEM COMPONENTS
 
 
Show name SAO coord wds_name last obs pa sep mag1 mag2 d_mag orb current
Show HD 190849 125456 20 06 39 +07 34 34 STTA 198 AB 2018 40 185 64.6 7.12 7.55 0.43 <===
Show 125456 20 06 39 +07 34 34 STTA 198 AC 2019 12 173 35.1 7.12 13.40 6.28
Show 125456 20 06 39 +07 34 34 GMC 6 AD 2016 8 316 33.8 7.12 13.90 6.78
Quadruple system
4 estimated visually detectable stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Name HD 190849 Constellation Aquila SAO 125456 HIP 99054
Tycho2 1072-02229-1 Gaia DR2 4250687252639518720 HD 190849 GC 27895
BD BD+07 4366 Distance 110.99 Distance ly 362.05