17415-5328 POL   4AB

 
 
17h 41m 30.67s -53 28' 18.8" P.A. 296 sep 10.8 mag 7.79,10.37 Sp A8III
 
 
Coord 2000
17415-5328
Discov num
POL   4
Comp
AB
Coord arcsec 2000
17 41 30.67 -53 28 18.8
Date first
1887
Date last
2016
Obs
11
Pa first
296
Pa last
296
P.A. Now (θ)
296°
Sep first
10.8
Sep last
10.8
Sep. Now (ρ)
10.8"
Mag pri
7.79
Mag sec
10.37
delta mag (ΔM)
2.58
Spectral class
A8III (white)
Pri motion ra
-018
Sec motion ra
-010
Pri motion dec
-029
Sec motion dec
+010
Notes
rPM=1.166
This double is not physical.
 
 
17415-5328 SYSTEM COMPONENTS
 
 
Show name SAO coord_2000 discov# comp first last obs pa sep mag1 mag2 d_mag orb current
Show 244945 17415-5328 POL 4 AB 1887 2016 11 296 10.8 7.79 10.37 2.58 <===
Show 244945 17415-5328 B 9031 AC 1894 1999 4 33 14.0 7.79 13.50 5.71
Show 244945 17415-5328 POL 4 AD 2016 2016 1 24 45.0 7.79 11.60 3.81
Quadruple system
4 visible stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
296.3
Precise sep
10.78
Constellation
Ara
SAO
244945
Tycho2
8729-00466-1
HD
160196
last precise pa
296.3
last precise sep
10.78
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
17415-5328 POL 4 AB 1999 10 296 10.8 7.79 10.37 A8III D 174130.67-532818.8
17415-5328 POL 4 AB 2010 11 295 10.5 7.79 10.37 A8III 174130.67-532818.8
17415-5328 POL 4 AB 2016 11 296 10.8 7.79 10.37 A8III 174130.67-532818.8

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