17417-4604 SWR 228

 
 
17H 41M 44.24S -46 03' 48.3" P.A. 100 SEP 23.6 MAG 11.24,11.19 SP A2V+A2V
 
 
Coord 2000
17417-4604
Discov num
SWR 228
Comp
Coord arcsec 2000
17 41 44.24 -46 03 48.3
Date first
1904
Date last
2010
Obs
9
Pa first
101
Pa last
100
P.A. Now (θ)
100°
Sep first
23.8
Sep last
23.6
Sep. Now (ρ)
23.6"
Mag pri
11.24
Mag sec
11.19
delta mag (ΔM)
0.05
Spectral class
A2V+A2V (white/white)
Pri motion ra
-003
Sec motion ra
+002
Pri motion dec
+000
Sec motion dec
-008
Notes
N V (See Notes, Proper motion indicates physical)
This double is physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation
Ara
Tycho2
8343-01582-1
last precise pa
99.6
last precise sep
23.64