17415-5328 POL   4AD

 
 
17h 41m 30.67s -53 28' 18.8" P.A. 24 sep 45 mag 7.79,11.60 Sp A8III
 
 
Coord 2000
17415-5328
Discov num
POL   4
Comp
AD
Coord arcsec 2000
17 41 30.67 -53 28 18.8
Date first
2016
Date last
2016
Obs
1
Pa first
24
Pa last
24
P.A. Now (θ)
24°
Sep first
45.0
Sep last
45.0
Sep. Now (ρ)
45"
Mag pri
7.79
Mag sec
11.60
delta mag (ΔM)
3.81
Spectral class
A8III (white)
Pri motion ra
-018
Sec motion ra
-003
Pri motion dec
-028
Sec motion dec
-004
Notes
rPM=0.85
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
 
 
Constellation
Ara
SAO
244945
Tycho2
8729-00466-1
HD
160196
last precise pa
23.6
last precise sep
44.95
 
 
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 AD 2016 1 24 45.0 7.79 11.60 A8III 174130.67-532818.8

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