16451-2311 LDS 4690 BC

 
 
16h 45m 15.06s -23° 10' 04.6" P.A. 257.00 sep 10.6 mag 17.50,19.80
 
 
Coord 2000 16451-2311 Discov num LDS4690 Comp BC Coord arcsec 2000 16 45 15.06 -23 10 04.6
Date first 1960 Date last 2015 Obs 4
Pa first 260 Pa last 256.9 P.A. Now (θ) 256.9°
Sep first 10.5 Sep last 10.626 Sep. Now (ρ) 10.626"
Mag pri 17.50 Mag sec 19.80 delta mag (ΔM) 2.3 Spectral class
Pri motion ra -041 Sec motion ra
Pri motion dec -032 Sec motion dec
Notes W
Nature of this double is uncertain.
 
 
16451-2311 SYSTEM COMPONENTS
 
 
Show name SAO coord wds_name last obs pa sep mag1 mag2 d_mag orb current
Show 15 Oph 184607 16 45 09 -23 11 02 LDS 4690 AB 2015 4 57 105.7 7.03 17.50 10.47
Show 16 45 15 -23 10 05 LDS 4690 BC 2015 4 257 10.6 17.50 19.80 2.30 <===
Triple system
3 estimated visually detectable stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation Ophiuchus Gaia DR2 6047978676270203520