20544+6957 A 1216 CD

 
 
20h 54m 20.69s +69° 57' 28.9" P.A. 82.00 sep 0.9 mag 10.61,11.60
 
 
Coord 2000 20544+6957 Discov num A  1216 Comp CD Coord arcsec 2000 20 54 20.69 +69 57 28.9
Date first 1904 Date last 2015 Obs 6
Pa first 92 Pa last 82.4 P.A. Now (θ) 82.4°
Sep first 0.8 Sep last 0.884 Sep. Now (ρ) 0.884"
Mag pri 10.61 Mag sec 11.60 delta mag (ΔM) 0.99 Spectral class
Pri motion ra -024 Sec motion ra
Pri motion dec -017 Sec motion dec
Notes
Nature of this double is uncertain.
 
 
20544+6957 SYSTEM COMPONENTS
 
 
Show name SAO coord wds_name last obs pa sep mag1 mag2 d_mag orb current
Show 19093 20 54 22 +69 56 51 A 1216 AB 2015 10 327 20.1 7.97 15.00 7.03
Show HD 199660 19093 20 54 22 +69 56 51 A 1216 AC 2018 15 346 38.6 7.97 10.61 2.64
Show 20 54 21 +69 57 29 A 1216 CD 2015 6 82 0.9 10.61 11.60 0.99 <===
Quadruple system
4 estimated visually detectable stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation Cepheus Gaia DR2 2271215436689655168