18009-2413 RST3147

 
 
18h 00m 52.33s -24 12' 33.4" P.A. 205 sep 0.2 mag 8.90,8.90 Sp B2II/III
 
 
Coord 2000
18009-2413
Discov num
RST3147
Comp
Coord arcsec 2000
18 00 52.33 -24 12 33.4
Date first
1935
Date last
1989
Obs
6
Pa first
194
Pa last
205
P.A. Now (θ)
205°
Sep first
0.2
Sep last
0.2
Sep. Now (ρ)
0.2"
Mag pri
8.90
Mag sec
8.90
delta mag (ΔM)
0
Spectral class
B2II/III (blue-white)
Pri motion ra
+005
Sec motion ra
Pri motion dec
-002
Sec motion dec
Notes
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
204.7
Precise sep
0.227
Constellation
Sagittarius
SAO
186091
Tycho2
6842-01054-1
HD
164146
last precise pa
204.7
last precise sep
0.227
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
18009-2413 RST3147 1989 6 205 0.2 8.90 8.90 B2II/III 180052.33-241233.4

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