15549-6045 SLR 11 AB (NSV7310)

15h 54m 52.64s -60° 44' 37.1" P.A. 95.00 sep 1.3 mag 6.35,8.09 Sp B9II dist. 421.94 pc (1376.37 l.y.)

Coord 2000 15549-6045 Discov num SLR  11 Comp AB Coord arcsec 2000 15 54 52.64 -60 44 37.1
Date first 1891 Date last 2010 Obs 14
Pa first 97 Pa last 94.6 P.A. Now (θ) 94.6°
Sep first 0.6 Sep last 1.25 Sep. Now (ρ) 1.25"
Mag pri 6.35 Mag sec 8.09 delta mag (ΔM) 1.74 Spectral class B9II (blue-white)
Pri motion ra +001 Sec motion ra +001
Pri motion dec -006 Sec motion dec -006
Notes N (See Notes)




Nature of this double is uncertain.



15549-6045 SYSTEM COMPONENTS

Show name SAO coord wds_name last obs pa sep mag1 mag2 d_mag orb current
Show NSV7310 253344 15 54 53 -60 44 37 SLR 11 AB 2010 14 95 1.3 6.35 8.09 1.74 <===
Show 253344 15 54 53 -60 44 37 DUN 194 AC 2020 19 47 44.5 6.35 9.97 3.62
Show 253344 15 54 53 -60 44 37 DUN 194 AD 2020 17 256 48.4 6.35 9.02 2.67


Quadruple system
4 estimated visually detectable stars in this system



OTHER CATALOGS AND DESIGNATIONS

Var name NSV7310 Constellation Triangulum Australe SAO 253344 HIP 77927
Tycho2 9023-01271-1 Gaia DR2 5832716255424187392 HD 141913 HR 5898
GC 21330 CD CD-60 5918 CP CP-60 6191 Distance 421.94
Distance ly 1376.37