15549-6045 SLR  11AB

 
 
15h 54m 52.64s -60 44' 37.1" P.A. 95 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
95
P.A. Now (θ)
95°
Sep first
0.6
Sep last
1.3
Sep. Now (ρ)
1.3"
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_2000 discov# comp first last obs pa sep mag1 mag2 d_mag orb current
Show 253344 15549-6045 SLR 11 AB 1891 2010 14 95 1.3 6.35 8.09 1.74 <===
Show 253344 15549-6045 DUN 194 AC 1836 2016 16 47 44.1 6.35 9.97 3.62
Show 253344 15549-6045 DUN 194 AD 1836 2016 15 257 48.4 6.35 9.02 2.67
Quadruple system
4 visible stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
94.6
Precise sep
1.25
Constellation
Triangulum Australe
SAO
253344
HIP
77927
Tycho2
9023-01271-1
HD
141913
HR
5898
CD
CD-60 5918
CP
CP-60 6191
Distance
421.94
Distance ly
1376.37
last precise pa
94.6
last precise sep
1.25
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
15549-6045 SLR 11 AB 1991 13 95 1.1 6.35 8.09 B9II N D 155452.64-604437.1
15549-6045 SLR 11 AB 2010 14 95 1.3 6.35 8.09 B9II N D 155452.64-604437.1

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