17498-4744 RST 950

 
 
17h 49m 50.65s -47 43' 34.3" P.A. 155 sep 1.6 mag 10.97,11.33 Sp A2/3V
 
 
Coord 2000
17498-4744
Discov num
RST 950
Comp
Coord arcsec 2000
17 49 50.65 -47 43 34.3
Date first
1930
Date last
1991
Obs
3
Pa first
154
Pa last
155
P.A. Now (θ)
155°
Sep first
1.5
Sep last
1.6
Sep. Now (ρ)
1.6"
Mag pri
10.97
Mag sec
11.33
delta mag (ΔM)
0.36
Spectral class
A2/3V (white)
Pri motion ra
+001
Sec motion ra
+001
Pri motion dec
-003
Sec motion dec
-003
Notes
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
155
Precise sep
1.648
Cdsa2 id
RST 950
Constellation
Ara
Tycho2
8348-01805-2
Ra deg
17.83073611111111
De deg
-47.726194444444445
last precise pa
155
last precise sep
1.648
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
17498-4744 RST 950 1991 3 155 1.6 10.97 11.33 A2/3V 174950.65-474334.3

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