18186-1347 DCH 24 AB

 
 
18h 18m 38.37s -13° 47' 08.6" P.A. 30.00 sep 0.5 mag 10.58,14.33 Sp B5
 
 
Coord 2000 18186-1347 Discov num DCH  24 Comp AB Coord arcsec 2000 18 18 38.37 -13 47 08.6
Date first 1998 Date last 1998 Obs 1
Pa first 30 Pa last 29.8 P.A. Now (θ) 29.8°
Sep first 0.5 Sep last 0.538 Sep. Now (ρ) 0.538"
Mag pri 10.58 Mag sec 14.33 delta mag (ΔM) 3.75 Spectral class B5 (blue-white)
Pri motion ra +000 Sec motion ra
Pri motion dec +003 Sec motion dec
Notes K (K-band or other infrared magnitudes)
Visually invisible, K-band or other infrared star : Summary line gives K-band or other infrared (>1 micron) magnitudes
Nature of this double is uncertain.
 
 
18186-1347 SYSTEM COMPONENTS
 
 
Show name SAO coord wds_name last obs pa sep mag1 mag2 d_mag orb current
Show 18 18 38 -13 47 09 DCH 24 AB 1998 1 30 0.5 10.58 14.33 3.75 <===
Show 18 18 36 -13 47 19 DBR 291 CD 2017 3 99 3.1 12.90 12.90 0.00
Quadruple system
4 estimated visually detectable stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation Serpens Gaia DR2 4146600640059737088