16319-2456 DCH 97 Ba,Bb

16h 31m 52.98s -24° 56' 24.6" P.A. 93.00 sep 0.1 mag 13.00,12.80

Coord 2000 16319-2456 Discov num DCH  97 Comp Ba,Bb Coord arcsec 2000 16 31 52.98 -24 56 24.6
Date first 2001 Date last 2003 Obs 2
Pa first 84 Pa last 93.3 P.A. Now (θ) 93.3°
Sep first 0.1 Sep last 0.142 Sep. Now (ρ) 0.142"
Mag pri 13.00 Mag sec 12.80 delta mag (ΔM) 0.2 Spectral class
Pri motion ra +009 Sec motion ra
Pri motion dec -021 Sec motion dec
Notes N K (See Notes, 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.



16319-2456 SYSTEM COMPONENTS

Show name SAO coord wds_name last obs pa sep mag1 mag2 d_mag orb current
Show 16 31 52 -24 56 15 HDP 2 AB 2004 6 241 3.0 12.16 12.13 0.03
Show 16 31 52 -24 56 15 CON 29 AC 2004 2 127 14.7 12.80
Show 16 31 53 -24 56 25 DCH 97 Ba,Bb 2003 2 93 0.1 13.00 12.80 0.20 <===


Quadruple system
3 estimated visually detectable stars in this system



OTHER CATALOGS AND DESIGNATIONS

Constellation Scorpius