17145-4913 RST 909AC

 
 
17H 14M 32.78S -49 12' 50.8" P.A. 214 SEP 2.6 MAG 8.30,12.50 SP A0IV
 
 
Coord 2000
17145-4913
Discov num
RST 909
Comp
AC
Coord arcsec 2000
17 14 32.78 -49 12 50.8
Date first
1930
Date last
1969
Obs
3
Pa first
203
Pa last
214
P.A. Now (θ)
214°
Sep first
2.5
Sep last
2.6
Sep. Now (ρ)
2.6"
Mag pri
8.30
Mag sec
12.50
delta mag (ΔM)
4.2
Spectral class
A0IV (white)
Pri motion ra
+002
Sec motion ra
Pri motion dec
-023
Sec motion dec
Notes
Nature of this double is uncertain.
 
 
17145-4913 SYSTEM COMPONENTS
 
 
Show name SAO coord_2000 discov# comp first last obs pa sep mag1 mag2 d_mag orb current
Show 227731 17145-4913 RST 909 AB 1949 1969 2 196 0.6 8.30 10.30 2.00
Show 227731 17145-4913 RST 909 AC 1930 1969 3 214 2.6 8.30 12.50 4.20 <===
Triple system
3 visible stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation
Ara
SAO
227731
Tycho2
8336-00054-1
HD
155511
last precise pa
213.9
last precise sep
2.62