07247-3149 B 1540 CD

 
 
07h 24m 41.59s -31° 46' 57.7" P.A. 205.00 sep 0.9 mag 7.60,10.80 Sp B8V
 
 
Coord 2000 07247-3149 Discov num B  1540 Comp CD Coord arcsec 2000 07 24 41.59 -31 46 57.7
Date first 1929 Date last 1965 Obs 3
Pa first 206 Pa last 205.1 P.A. Now (θ) 205.1°
Sep first 1.0 Sep last 0.85 Sep. Now (ρ) 0.85"
Mag pri 7.60 Mag sec 10.80 delta mag (ΔM) 3.2 Spectral class B8V (blue-white)
Pri motion ra -009 Sec motion ra
Pri motion dec +007 Sec motion dec
Notes N (See Notes)
Nature of this double is uncertain.
 
 
07247-3149 SYSTEM COMPONENTS
 
 
Show name SAO coord wds_name last obs pa sep mag1 mag2 d_mag orb current
Show NSV3584 197964 07 24 44 -31 48 32 DAW 129 AB 2016 7 311 2.1 5.40 9.73 4.33
Show 197964 07 24 44 -31 48 32 DUN 47 A,CD 2020 18 344 97.1 5.40 7.58 2.18
Show 197962 07 24 42 -31 46 58 B 1540 CD 1965 3 205 0.9 7.60 10.80 3.20 <===
Quadruple system
5 estimated visually detectable stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation Canis Major SAO 197962 Tycho2 7104-02031-1 Gaia DR2 5592886110552963968
HD 58534 GC 9902 DM CD-31 4481