22109+5757 BU 436 AD

 
 
22h 10m 54.89s +57° 56' 28.9" P.A. 190.00 sep 28.0 mag 7.42,16.00 Sp A5 dist. 104.6 pc (341.21 l.y.)
 
 
Coord 2000 22109+5757 Discov num BU  436 Comp AD Coord arcsec 2000 22 10 54.89 +57 56 28.9
Date first 1903 Date last 2015 Obs 8
Pa first 178 Pa last 189.8 P.A. Now (θ) 189.8°
Sep first 23.2 Sep last 27.988 Sep. Now (ρ) 27.988"
Mag pri 7.42 Mag sec 16.00 delta mag (ΔM) 8.58 Spectral class A5 (white)
Pri motion ra +053 Sec motion ra +012
Pri motion dec +029 Sec motion dec +015
Notes N (See Notes)
rPM=0.717
Nature of this double is uncertain.
 
 
22109+5757 SYSTEM COMPONENTS
 
 
Show name SAO coord wds_name last obs pa sep mag1 mag2 d_mag orb current
Show HD 210760 34141 22 10 55 +57 56 29 BU 436 AB 2015 16 327 19.8 7.42 12.00 4.58
Show 34141 22 10 55 +57 56 29 HO 290 AC 2013 8 91 14.6 7.42 13.50 6.08
Show 34141 22 10 55 +57 56 29 BU 436 AD 2015 8 190 28.0 7.42 16.00 8.58 <===
Quadruple system
4 estimated visually detectable stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation Cepheus SAO 34141 HIP 109497 Tycho2 3977-00493-1
Gaia DR2 2198736356050546048 HD 210760 BD BD+57 2476 Distance 104.6
Distance ly 341.21