18058-2212 ARA1844

 
 
18h 05m 50.99s -22 12' 16.0" P.A. 137 sep 13 mag 8.97,13.10 Sp B3V
 
 
Coord 2000
18058-2212
Discov num
ARA1844
Comp
Coord arcsec 2000
18 05 50.99 -22 12 16.0
Date first
1922
Date last
1999
Obs
4
Pa first
137
Pa last
137
P.A. Now (θ)
137°
Sep first
12.8
Sep last
13.0
Sep. Now (ρ)
13"
Mag pri
8.97
Mag sec
13.10
delta mag (ΔM)
4.13
Spectral class
B3V (blue-white)
Pri motion ra
-001
Sec motion ra
+001
Pri motion dec
+000
Sec motion dec
-005
Notes
rPM=1.056
This double is not physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
136.7
Precise sep
13.043
Constellation
Sagittarius
SAO
186263
Tycho2
6263-01758-1
HD
165223
last precise pa
136.7
last precise sep
13.043
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
18058-2212 ARA1844 1999 3 137 13.0 8.97 13.10 B3V D 180550.99-221216.0

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