14487-6636 I   369AB (CO Cir)

 
 
14h 48m 44.54s -66 35' 36.8" P.A. 33 sep 47.2 mag 5.86,8.55 Sp B2.5Ve+B7 dist. 431.03 pc (1406.02 l.y.)
 
 
Coord 2000
14487-6636
Discov num
I   369
Comp
AB
Coord arcsec 2000
14 48 44.54 -66 35 36.8
Date first
1891
Date last
2016
Obs
10
Pa first
80
Pa last
33
P.A. Now (θ)
33°
Sep first
30.0
Sep last
47.2
Sep. Now (ρ)
47.2"
Mag pri
5.86
Mag sec
8.55
delta mag (ΔM)
2.69
Spectral class
B2.5Ve+B7 (blue-white/blue-white)
Pri motion ra
-007
Sec motion ra
-002
Pri motion dec
-011
Sec motion dec
-006
Notes
rPM=0.542
Nature of this double is uncertain.
 
 
14487-6636 SYSTEM COMPONENTS
 
 
Show name SAO coord_2000 discov# comp first last obs pa sep mag1 mag2 d_mag orb current
Show CO Cir 252894 14487-6636 I 369 AB 1891 2016 10 33 47.2 5.86 8.55 2.69 <===
Show 252894 14487-6636 JRN 16 AD 1892 2016 11 322 88.2 5.86 7.72 1.86
Show 14487-6636 I 369 BC 1900 2000 3 233 9.4 8.55 13.90 5.35
Show 14487-6636 I 369 DE 1891 2000 3 131 21.6 7.72 12.30 4.58
Quintuple system
5 visible stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
33.3
Precise sep
47.18
Var name
CO Cir
Constellation
Circinus
SAO
252894
HIP
72438
Tycho2
9019-00918-1
HD
129954
HR
5500
CP
CP-66 2645
Distance
431.03
Distance ly
1406.02
last precise pa
33.3
last precise sep
47.18
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
14487-6636 I 369 AB 2000 7 34 46.6 5.86 8.55 B2.5Ve D 144844.56-663536.7
14487-6636 I 369 AB 2013 9 34 48.2 5.86 8.55 B2.5Ve 144844.54-663536.8
14487-6636 I 369 AB 2016 10 33 47.2 5.86 8.55 B2.5Ve+B7 144844.54-663536.8

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