18511-0617 J   107AC

 
 
18h 51m 07.97s -06 16' 45.0" P.A. 147 sep 9.9 mag 8.62,11.89 Sp B8
 
 
Coord 2000
18511-0617
Discov num
J   107
Comp
AC
Coord arcsec 2000
18 51 07.97 -06 16 45.0
Date first
1885
Date last
2009
Obs
8
Pa first
149
Pa last
147
P.A. Now (θ)
147°
Sep first
10.0
Sep last
9.9
Sep. Now (ρ)
9.9"
Mag pri
8.62
Mag sec
11.89
delta mag (ΔM)
3.27
Spectral class
B8 (blue-white)
Pri motion ra
-001
Sec motion ra
-017
Pri motion dec
+001
Sec motion dec
-006
Notes
rPM=0.969
This double is not physical.
 
 
18511-0617 SYSTEM COMPONENTS
 
 
Show name SAO coord_2000 discov# comp first last obs pa sep mag1 mag2 d_mag orb current
Show 18511-0617 J 107 AB 1885 2009 8 192 6.3 8.62 11.34 2.72
Show 18511-0617 J 107 AC 1885 2009 8 147 9.9 8.62 11.89 3.27 <===
Show 18511-0617 J 107 AE 1885 2009 8 93 15.8 8.62 11.92 3.30
Show 18511-0617 J 107 CD 1915 2009 3 197 3.6 11.89 12.20 0.31
Show 18511-0617 J 107 EF 1915 2009 3 327 3.4 12.50 12.70 0.20
Sextuple system
6 visible stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
146.7
Precise sep
9.85
Cdsa2 id
J 107 AC
Constellation
Scutum
Tycho2
5126-05099-1
HD
174512
Ra deg
18.85221388888889
De deg
-6.279166666666667
last precise pa
146.7
last precise sep
9.85
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
18511-0617 J 107 AC 1991 4 144 8.6 8.62 11.89 B8 185107.98-061645.0
18511-0617 J 107 AC 2009 6 147 9.9 8.62 11.30 B8 185107.97-061645.0

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