18498-2350 TNN 13 AB

 
 
18h 49m 49.36s -23° 50' 10.4" P.A. 311.00 sep 6.2 mag 5.37,17.04 Sp M3.5
 
 
Coord 2000 18498-2350 Discov num TNN  13 Comp AB Coord arcsec 2000 18 49 49.36 -23 50 10.4
Date first 2004 Date last 2004 Obs 1
Pa first 311 Pa last 311 P.A. Now (θ) 311°
Sep first 6.2 Sep last 6.24 Sep. Now (ρ) 6.24"
Mag pri 5.37 Mag sec 17.04 delta mag (ΔM) 11.67 Spectral class M3.5 (red)
Pri motion ra +638 Sec motion ra
Pri motion dec -192 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.
 
 
18498-2350 SYSTEM COMPONENTS
 
 
Show name SAO coord wds_name last obs pa sep mag1 mag2 d_mag orb current
Show 18 49 49 -23 50 10 TNN 13 AB 2004 1 311 6.2 5.37 17.04 11.67 <===
Show 18 49 49 -23 50 10 TNN 13 AC 2004 1 234 8.3 5.37 17.70 12.33
Triple system
3 estimated visually detectable stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation Sagittarius Gaia DR2 4075141768771816832