15170-1535 BU  351AB

 
 
15h 17m 01.57s -15 34' 38.6" P.A. 304 sep 10.5 mag 8.64,12.16 Sp A3III dist. 666.67 pc (2174.68 l.y.)
 
 
Coord 2000
15170-1535
Discov num
BU  351
Comp
AB
Coord arcsec 2000
15 17 01.57 -15 34 38.6
Date first
1876
Date last
2000
Obs
11
Pa first
303
Pa last
304
P.A. Now (θ)
304°
Sep first
10.4
Sep last
10.5
Sep. Now (ρ)
10.5"
Mag pri
8.64
Mag sec
12.16
delta mag (ΔM)
3.52
Spectral class
A3III (white)
Pri motion ra
+004
Sec motion ra
-002
Pri motion dec
+000
Sec motion dec
+006
Notes
rPM=1.342
This double is not physical.
 
 
15170-1535 SYSTEM COMPONENTS
 
 
Show name SAO coord_2000 discov# comp first last obs pa sep mag1 mag2 d_mag orb current
Show 159151 15170-1535 BU 351 AB 1876 2000 11 304 10.5 8.64 12.16 3.52 <===
Show 159151 15170-1535 BU 351 AC 1899 2000 4 234 34.1 8.64 12.60 3.96
Triple system
3 visible stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
303.5
Precise sep
10.46
Constellation
Libra
SAO
159151
HIP
74786
Tycho2
6170-01049-1
HD
135703
BD
BD-15 4071
Distance
666.67
Distance ly
2174.68
last precise pa
303.5
last precise sep
10.46
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
15170-1535 BU 351 AB 2000 10 304 10.5 8.64 12.16 A3III D 151701.57-153438.6
15170-1535 BU 351 AB 2010 12 303 10.1 8.64 12.16 A3III 151701.57-153438.6

If you need more information about this double, apply for a data request form to the WDS.