18582+4858 KOI 258 AC

 
 
18h 58m 10.04s +48° 57' 40.6" P.A. 75.00 sep 1.4 mag 9.89,13.30 Sp F8
 
 
Coord 2000 18582+4858 Discov num KOI 258 Comp AC Coord arcsec 2000 18 58 10.04 +48 57 40.6
Date first 2010 Date last 2017 Obs 8
Pa first 73 Pa last 74.8 P.A. Now (θ) 74.8°
Sep first 1.4 Sep last 1.417 Sep. Now (ρ) 1.417"
Mag pri 9.89 Mag sec 13.30 delta mag (ΔM) 3.41 Spectral class F8 (yellow-white)
Pri motion ra +004 Sec motion ra
Pri motion dec -006 Sec motion dec
Notes U R (Proper motion indicates non-physical, Red magnitudes)
This double is not physical.
 
 
18582+4858 SYSTEM COMPONENTS
 
 
Show name SAO coord wds_name last obs pa sep mag1 mag2 d_mag orb current
Show 18 58 10 +48 57 41 GII 275 Aa1,2 2014 2 130 0.1 10.90 10.90 0.00
Show 18 58 10 +48 57 41 KOI 258 Aa,Ab 2014 6 79 0.4 10.10 13.60 3.50
Show 18 58 10 +48 57 41 KOI 258 AB 2017 29 73 1.0 10.10 13.60 3.50
Show 18 58 10 +48 57 41 KOI 258 AC 2017 8 75 1.4 9.89 13.30 3.41 <===
Quintuple system
3 estimated visually detectable stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation Draco Tycho2 3549-02340-1 Gaia DR2 2131798534810060288