14509-1603 AOT  53AC

 
 
14h 50m 52.78s -16 02' 29.8" P.A. 291 sep 275.6 mag 2.74,12.48 Sp A3IV dist. 23.24 pc (75.81 l.y.)
 
 
Coord 2000
14509-1603
Discov num
AOT  53
Comp
AC
Coord arcsec 2000
14 50 52.78 -16 02 29.8
Date first
1987
Date last
2000
Obs
3
Pa first
291
Pa last
291
P.A. Now (θ)
291°
Sep first
277.9
Sep last
275.6
Sep. Now (ρ)
275.6"
Mag pri
2.74
Mag sec
12.48
delta mag (ΔM)
9.74
Spectral class
A3IV (white)
Pri motion ra
-106
Sec motion ra
-055
Pri motion dec
-068
Sec motion dec
-026
Notes
N (See Notes)
rPM=0.525
Nature of this double is uncertain.
 
 
14509-1603 SYSTEM COMPONENTS
 
 
Show name SAO coord_2000 discov# comp first last obs pa sep mag1 mag2 d_mag orb current
Show Alp2 Lib 158840 14509-1603 SHJ 186 AB 1836 2012 32 314 231.1 2.74 5.19 2.45
Show 158840 14509-1603 AOT 53 AC 1987 2000 3 291 275.6 2.74 12.48 9.74 <===
Show 158840 14509-1603 CAB 1 AD 1991 1999 3 266 999.9 2.74 7.31 4.57
Show 158840 14509-1603 ALP 30 AE 1998 1998 1 262 368.7 2.74 20.00 17.26
Show 158836 14509-1603 BEU 19 Ba,Bb 1999 1999 1 139 0.4 5.15
Show 158836 14509-1603 AOT 53 BC 1987 2000 5 236 111.1 5.15 12.48 7.33
Sextuple system
5 visible stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
290.8
Precise sep
275.55
Constellation
Libra
SAO
158840
HIP
72622
Tycho2
6155-01210-1
HD
130841
HR
5531
GC
19975
GL
Gl 564.1
BD
BD-15 3966
Bayer
Alpha 2 Librae
Bayer name
Alp2 Lib
Flamsteed
9 Librae
Flamsteed name
9 Lib
Distance
23.24
Distance ly
75.81
last precise pa
290.8
last precise sep
275.55
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
14509-1603 AOT 53 AC 1998 2 291 276.1 2.74 13.20 A3IV D 145052.78-160229.8
14509-1603 AOT 53 AC 2000 3 291 275.4 2.74 13.20 A3IV N D 145052.78-160229.8

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