09186+5231 HJ 2492 BC

 
 
09h 18m 35.20s +52° 30' 52.1" P.A. 130.00 sep 221.3 mag 14.40,9.14
 
 
Coord 2000 09186+5231 Discov num HJ 2492 Comp BC Coord arcsec 2000 09 18 35.20 +52 30 52.1
Date first 1984 Date last 2015 Obs 9
Pa first 130 Pa last 129.6 P.A. Now (θ) 129.6°
Sep first 222.0 Sep last 221.296 Sep. Now (ρ) 221.296"
Mag pri 14.40 Mag sec 9.14 delta mag (ΔM) 5.26 Spectral class
Pri motion ra Sec motion ra -018
Pri motion dec Sec motion dec -021
Notes N X R (See Notes, Dubious double, Red magnitudes)
Nature of this double is uncertain.
 
 
09186+5231 SYSTEM COMPONENTS
 
 
Show name SAO coord wds_name last obs pa sep mag1 mag2 d_mag orb current
Show 09 18 34 +52 31 00 DAM 1594 Aa,Ab 2019 2 340 1.2 13.20 14.60 1.40
Show 09 18 34 +52 31 00 HJ 2492 AB 2010 7 120 15.9 13.00 14.40 1.40
Show 09 18 34 +52 31 00 HJ 2492 AC 2019 3 129 236.9 13.00 9.14 3.86
Show 09 18 35 +52 30 52 HJ 2492 BC 2015 9 130 221.3 14.40 9.14 5.26 <===
Quadruple system
3 estimated visually detectable stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation Ursa Major