18061-2412 B 376 AB (HD 165246)

18h 06m 04.67s -24° 11' 43.8" P.A. 97.00 sep 1.9 mag 7.20,11.20 Sp O9III:

Coord 2000 18061-2412 Discov num B   376 Comp AB Coord arcsec 2000 18 06 04.67 -24 11 43.8
Date first 1927 Date last 2013 Obs 3
Pa first 98 Pa last 97.2 P.A. Now (θ) 97.2°
Sep first 1.9 Sep last 1.93 Sep. Now (ρ) 1.93"
Mag pri 7.20 Mag sec 11.20 delta mag (ΔM) 4 Spectral class O9III: (blue)
Pri motion ra +002 Sec motion ra
Pri motion dec -004 Sec motion dec
Notes N (See Notes)




Nature of this double is uncertain.



18061-2412 SYSTEM COMPONENTS

Show name SAO coord wds_name last obs pa sep mag1 mag2 d_mag orb current
Show 186268 18 06 05 -24 11 44 SNA 81 Aa,Ab 2013 1 116 0.0 7.30 10.10 2.80
Show HD 165246 186268 18 06 05 -24 11 44 B 376 AB 2013 3 97 1.9 7.20 11.20 4.00 <===
Show 186268 18 06 05 -24 11 44 SNA 81 AC 2012 2 225 6.6 7.23 12.89 5.66
Show 186268 18 06 05 -24 11 44 SNA 81 AD 2012 1 8 7.9 7.23 13.21 5.98


Quintuple system
4 estimated visually detectable stars in this system



OTHER CATALOGS AND DESIGNATIONS

Name HD 165246 Constellation Sagittarius SAO 186268 Tycho2 6842-01179-1
Gaia DR2 4066063754109686016 HD 165246