17519+0254 STF 2233 AD

 
 
17h 51m 52.55s +02° 53' 59.4" P.A. 232.00 sep 29.5 mag 8.30,14.00 Sp A0 dist. 249.38 pc (813.48 l.y.)
 
 
Coord 2000 17519+0254 Discov num STF2233 Comp AD Coord arcsec 2000 17 51 52.55 +02 53 59.4
Date first 1905 Date last 2015 Obs 6
Pa first 238 Pa last 231.7 P.A. Now (θ) 231.7°
Sep first 30.4 Sep last 29.48 Sep. Now (ρ) 29.48"
Mag pri 8.30 Mag sec 14.00 delta mag (ΔM) 5.7 Spectral class A0 (white)
Pri motion ra -015 Sec motion ra +000
Pri motion dec -009 Sec motion dec -021
Notes
rPM=0.915
This double is not physical.
 
 
17519+0254 SYSTEM COMPONENTS
 
 
Show name SAO coord wds_name last obs pa sep mag1 mag2 d_mag orb current
Show HD 162628 122841 17 51 53 +02 53 59 STF 2233 AB 2016 19 66 2.3 8.30 10.55 2.25
Show 122841 17 51 53 +02 53 59 STF 2233 AC 2015 6 138 23.5 8.30 14.40 6.10
Show 122841 17 51 53 +02 53 59 STF 2233 AD 2015 6 232 29.5 8.30 14.00 5.70 <===
Quadruple system
4 estimated visually detectable stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation Ophiuchus SAO 122841 HIP 87417 Tycho2 0420-00321-1
Gaia DR2 4469114475957453824 HD 162628 BD BD+02 3415 Distance 249.38
Distance ly 813.48