15116-4517 DUN 178AC

 
 
15h 11m 34.82s -45 16' 39.0" P.A. 256 sep 30.6 mag 6.53,7.31 Sp K0III dist. 156.49 pc (510.47 l.y.)
 
 
Coord 2000
15116-4517
Discov num
DUN 178
Comp
AC
Coord arcsec 2000
15 11 34.82 -45 16 39.0
Date first
1826
Date last
2016
Obs
24
Pa first
291
Pa last
256
P.A. Now (θ)
256°
Sep first
40.3
Sep last
30.6
Sep. Now (ρ)
30.6"
Mag pri
6.53
Mag sec
7.31
delta mag (ΔM)
0.78
Spectral class
K0III (yellow-orange)
Pri motion ra
-015
Sec motion ra
+036
Pri motion dec
+015
Sec motion dec
-048
Notes
L (Linear solution)
rPM=1.351
This double is not physical.
 
 
15116-4517 SYSTEM COMPONENTS
 
 
Show name SAO coord_2000 discov# comp first last obs pa sep mag1 mag2 d_mag orb current
Show 225517 15116-4517 B 1267 AB 1929 1991 6 314 1.2 6.53 9.60 3.07
Show 225517 15116-4517 DUN 178 AC 1826 2016 24 256 30.6 6.53 7.31 0.78 <===
Triple system
3 visible stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
256.1
Precise sep
30.63
Constellation
Lupus
SAO
225517
HIP
74336
Tycho2
8294-03157-1
HD
134444
HR
5642
CD
CD-44 9922
CP
CP-44 7220
Distance
156.49
Distance ly
510.47
last precise pa
256.1
last precise sep
30.63
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
15116-4517 DUN 178 AC 2007 20 257 30.8 6.53 7.31 K0III LD 151134.82-451639.0
15116-4517 DUN 178 AC 2010 22 257 30.7 6.53 7.31 K0III LD 151134.82-451639.0
15116-4517 DUN 178 AC 2016 24 256 30.6 6.53 7.31 K0III L 151134.82-451639.0

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