15166-6054 B  1777AB

 
 
15h 16m 36.69s -60 54' 14.4" P.A. 164 sep 1.2 mag 5.79,8.55 Sp B0.5Ve dist. 515.46 pc (1681.43 l.y.)
 
 
Coord 2000
15166-6054
Discov num
B  1777
Comp
AB
Coord arcsec 2000
15 16 36.69 -60 54 14.4
Date first
1930
Date last
2005
Obs
4
Pa first
163
Pa last
164
P.A. Now (θ)
164°
Sep first
1.2
Sep last
1.2
Sep. Now (ρ)
1.2"
Mag pri
5.79
Mag sec
8.55
delta mag (ΔM)
2.76
Spectral class
B0.5Ve (blue-white)
Pri motion ra
+000
Sec motion ra
+000
Pri motion dec
-005
Sec motion dec
-005
Notes
Nature of this double is uncertain.
 
 
15166-6054 SYSTEM COMPONENTS
 
 
Show name SAO coord_2000 discov# comp first last obs pa sep mag1 mag2 d_mag orb current
Show 253082 15166-6054 B 1777 AB 1930 2005 4 164 1.2 5.79 8.55 2.76 <===
Show 253082 15166-6054 I 428 AC 1897 2014 8 315 11.1 5.79 11.62 5.83
Triple system
3 visible stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
164
Precise sep
1.22
Constellation
Circinus
SAO
253082
HIP
74750
Tycho2
9021-01982-1
HD
135160
HR
5661
CP
CP-60 5698
Distance
515.46
Distance ly
1681.43
last precise pa
164
last precise sep
1.22
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
15166-6054 B 1777 AB 1991 3 164 1.3 5.79 8.55 B0.5Ve D 151636.69-605414.4
15166-6054 B 1777 AB 2005 4 164 1.2 5.79 8.55 B0.5Ve 151636.69-605414.4

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