18407+1749 WLY  11AD

 
 
18H 40M 41.38S +17 49' 44.4" P.A. 322 SEP 14.7 MAG 12.60,13.90
 
 
Coord 2000
18407+1749
Discov num
WLY  11
Comp
AD
Coord arcsec 2000
18 40 41.38 +17 49 44.4
Date first
1998
Date last
2006
Obs
3
Pa first
322
Pa last
322
P.A. Now (θ)
322°
Sep first
14.5
Sep last
14.7
Sep. Now (ρ)
14.7"
Mag pri
12.60
Mag sec
13.90
delta mag (ΔM)
1.3
Spectral class
Pri motion ra
-006
Sec motion ra
+036
Pri motion dec
+009
Sec motion dec
+011
Notes
Nature of this double is uncertain.
 
 
18407+1749 SYSTEM COMPONENTS
 
 
Show name SAO coord_2000 discov# comp first last obs pa sep mag1 mag2 d_mag orb current
Show 18407+1749 ROE 88 AB 1915 2013 5 132 8.4 12.60 12.60 0.00
Show 18407+1749 ROE 88 AC 1915 2006 5 330 35.7 12.60 13.50 0.90
Show 18407+1749 WLY 11 AD 1998 2006 3 322 14.7 12.60 13.90 1.30 <===
Quadruple system
4 visible stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation
Hercules
last precise pa
322.1
last precise sep
14.74