21531+6806 STTA 226 AB (HD 208411)

 
 
21h 53m 08.19s +68° 06' 26.9" P.A. 245.00 sep 76.3 mag 7.52,8.91 Sp G8II dist. 421.94 pc (1376.37 l.y.)
 
 
Coord 2000 21531+6806 Discov num STTA226 Comp AB Coord arcsec 2000 21 53 08.19 +68 06 26.9
Date first 1876 Date last 2018 Obs 32
Pa first 246 Pa last 245.4 P.A. Now (θ) 245.4°
Sep first 76.0 Sep last 76.29 Sep. Now (ρ) 76.29"
Mag pri 7.52 Mag sec 8.91 delta mag (ΔM) 1.39 Spectral class G8II (yellow)
Pri motion ra -007 Sec motion ra -008
Pri motion dec -007 Sec motion dec -008
Notes N (See Notes)
rPM=0.125 (< 0.3, Physical double)
This double is physical.
 
 
21531+6806 SYSTEM COMPONENTS
 
 
Show name SAO coord wds_name last obs pa sep mag1 mag2 d_mag orb current
Show HD 208411 19712 21 53 08 +68 06 27 STTA 226 AB 2018 32 245 76.3 7.52 8.91 1.39 <===
Show 19709 21 52 56 +68 05 54 STTA 226 BC 2015 8 149 85.2 8.91 12.91 4.00
Show 19709 21 52 56 +68 05 54 STTA 226 BD 2015 6 169 50.2 8.91 13.52 4.61
Quadruple system
4 estimated visually detectable stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Name HD 208411 Constellation Cepheus SAO 19712 HIP 108030
Tycho2 4462-02825-1 Gaia DR2 2222778483448264832 HD 208411 GC 30666
DM BD+67 1370 BD BD+67 1372 Distance 421.94 Distance ly 1376.37