18150-1912 LEO  15AB

 
 
18h 15m 01.11s -19 12' 27.6" P.A. 113 sep 4 mag 9.18,12.70 Sp B5III/V
 
 
Coord 2000
18150-1912
Discov num
LEO  15
Comp
AB
Coord arcsec 2000
18 15 01.11 -19 12 27.6
Date first
1917
Date last
2006
Obs
5
Pa first
116
Pa last
113
P.A. Now (θ)
113°
Sep first
3.8
Sep last
4.0
Sep. Now (ρ)
4"
Mag pri
9.18
Mag sec
12.70
delta mag (ΔM)
3.52
Spectral class
B5III/V (blue-white)
Pri motion ra
-006
Sec motion ra
+120
Pri motion dec
+000
Sec motion dec
-063
Notes
rPM=1.039
This double is not physical.
 
 
18150-1912 SYSTEM COMPONENTS
 
 
Show name SAO coord_2000 discov# comp first last obs pa sep mag1 mag2 d_mag orb current
Show 18150-1912 LEO 15 AB 1917 2006 5 113 4.0 9.18 12.70 3.52 <===
Show 18150-1912 LEO 15 AC 1917 2006 4 300 8.1 9.18 12.20 3.02
Triple system
3 visible stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
112.6
Precise sep
4.03
Constellation
Sagittarius
Tycho2
6272-00394-1
HD
167247
last precise pa
112.6
last precise sep
4.03
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
18150-1912 LEO 15 AB 1999 3 105 3.7 9.18 12.70 B5III/V D 181501.11-191227.6
18150-1912 LEO 15 AB 2006 5 113 4.0 9.18 12.70 B5III/V 181501.11-191227.6

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