17574+5111 ES 78 AB (HD 234522)

 
 
17h 57m 24.04s +51° 11' 18.0" P.A. 130.00 sep 8.1 mag 9.44,12.38 Sp G0 dist. 224.22 pc (731.41 l.y.)
 
 
Coord 2000 17574+5111 Discov num ES   78 Comp AB Coord arcsec 2000 17 57 24.04 +51 11 18.0
Date first 1901 Date last 2019 Obs 28
Pa first 137 Pa last 129.6 P.A. Now (θ) 129.6°
Sep first 6.5 Sep last 8.054 Sep. Now (ρ) 8.054"
Mag pri 9.44 Mag sec 12.38 delta mag (ΔM) 2.94 Spectral class G0 (yellow)
Pri motion ra -019 Sec motion ra -004
Pri motion dec +004 Sec motion dec -001
Notes N (See Notes)
rPM=0.814
This double is not physical.
 
 
17574+5111 SYSTEM COMPONENTS
 
 
Show name SAO coord wds_name last obs pa sep mag1 mag2 d_mag orb current
Show HD 234522 30657 17 57 24 +51 11 18 ES 78 AB 2019 28 130 8.1 9.44 12.38 2.94 <===
Show 30657 17 57 24 +51 11 18 FOX 9011 AC 2015 8 194 31.6 9.44 13.30 3.86
Triple system
3 estimated visually detectable stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Name HD 234522 Constellation Draco SAO 30657 HIP 87907
Tycho2 3523-00741-1 Gaia DR2 1367599951636073088 HD 234522 BD BD+51 2283
Distance 224.22 Distance ly 731.41