21582+8252 YSC 120 Ba,Bb

 
 
21h 58m 19.75s +82° 52' 15.8" P.A. 34.00 sep 0.0 mag 7.50,11.00 Sp F5
 
 
Coord 2000 21582+8252 Discov num YSC 120 Comp Ba,Bb Coord arcsec 2000 21 58 19.75 +82 52 15.8
Date first 2010 Date last 2018 Obs 2
Pa first 178 Pa last 33.7 P.A. Now (θ) 33.7°
Sep first 0.3 Sep last 0.044 Sep. Now (ρ) 0.044"
Mag pri 7.50 Mag sec 11.00 delta mag (ΔM) 3.5 Spectral class F5 (yellow-white)
Pri motion ra -132 Sec motion ra
Pri motion dec -040 Sec motion dec
Notes N (See Notes)
Nature of this double is uncertain.
 
 
21582+8252 SYSTEM COMPONENTS
 
 
Show name SAO coord wds_name last obs pa sep mag1 mag2 d_mag orb current
Show HD 209942 3673 21 58 14 +82 52 11 STF 2873 AB 2022 155 65 13.7 7.00 7.47 0.47 Y
Show 3673 21 58 14 +82 52 11 STF 2873 AC 2015 5 200 136.1 7.00 13.00 6.00
Show 21 58 20 +82 52 16 YSC 120 Ba,Bb 2018 2 34 0.0 7.50 11.00 3.50 <===
Quadruple system
3 estimated visually detectable stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation Cepheus Gaia DR2 2299477768899190400