18150-4831 I 1356 AB (HD 166837)

 
 
18h 14m 58.35s -48° 31' 09.5" P.A. 320.00 sep 0.4 mag 10.60,10.53 Sp A1/2III/
 
 
Coord 2000 18150-4831 Discov num I  1356 Comp AB Coord arcsec 2000 18 14 58.35 -48 31 09.5
Date first 1926 Date last 1991 Obs 2
Pa first 316 Pa last 319.8 P.A. Now (θ) 319.8°
Sep first 0.8 Sep last 0.41 Sep. Now (ρ) 0.41"
Mag pri 10.60 Mag sec 10.53 delta mag (ΔM) 0.07 Spectral class A1/2III/ (white)
Pri motion ra -004 Sec motion ra -004
Pri motion dec -005 Sec motion dec -005
Notes
Nature of this double is uncertain.
 
 
18150-4831 SYSTEM COMPONENTS
 
 
Show name SAO coord wds_name last obs pa sep mag1 mag2 d_mag orb current
Show HD 166837 228840 18 14 58 -48 31 10 I 1356 AB 1991 2 320 0.4 10.60 10.53 0.07 <===
Show 18 14 58 -48 31 10 I 1356 AC 2015 4 167 8.1 10.60 13.00 2.40
Triple system
3 estimated visually detectable stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Name HD 166837 Constellation Telescopium SAO 228840 Tycho2 8362-00205-1
Gaia DR2 6706718804259137920 HD 166837 DM CP-48 9711