15531+3445 LDS 6309 AB

 
 
15h 53m 06.37s +34° 45' 13.9" P.A. 173.00 sep 26.7 mag 11.71,13.18 Sp M3.0V+M3V
 
 
Coord 2000 15531+3445 Discov num LDS6309 Comp AB Coord arcsec 2000 15 53 06.37 +34 45 13.9
Date first 1960 Date last 2016 Obs 9
Pa first 174 Pa last 172.5 P.A. Now (θ) 172.5°
Sep first 26.0 Sep last 26.668 Sep. Now (ρ) 26.668"
Mag pri 11.71 Mag sec 13.18 delta mag (ΔM) 1.47 Spectral class M3.0V+M3V (red/red)
Pri motion ra +250 Sec motion ra +250
Pri motion dec -507 Sec motion dec -507
Notes N V (See Notes, Proper motion indicates physical)
This double is physical.
 
 
15531+3445 SYSTEM COMPONENTS
 
 
Show name SAO coord wds_name last obs pa sep mag1 mag2 d_mag orb current
Show 15 53 06 +34 45 14 RAO 340 Aa,Ab 2016 2 305 0.4 11.60 13.30 1.70
Show 15 53 06 +34 45 14 LDS 6309 AB 2016 9 173 26.7 11.71 13.18 1.47 <===
Triple system
2 estimated visually detectable stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation Corona Borealis