18384+1643 SLE 225AB

 
 
18H 38M 23.35S +16 43' 01.1" P.A. 279 SEP 10.5 MAG 10.80,11.40
 
 
Coord 2000
18384+1643
Discov num
SLE 225
Comp
AB
Coord arcsec 2000
18 38 23.35 +16 43 01.1
Date first
1896
Date last
2013
Obs
6
Pa first
286
Pa last
279
P.A. Now (θ)
279°
Sep first
10.5
Sep last
10.5
Sep. Now (ρ)
10.5"
Mag pri
10.80
Mag sec
11.40
delta mag (ΔM)
0.6
Spectral class
Pri motion ra
+007
Sec motion ra
+004
Pri motion dec
-010
Sec motion dec
-016
Notes
Nature of this double is uncertain.
 
 
18384+1643 SYSTEM COMPONENTS
 
 
Show name SAO coord_2000 discov# comp first last obs pa sep mag1 mag2 d_mag orb current
Show 18384+1643 SLE 225 AB 1896 2013 6 279 10.5 10.80 11.40 0.60 <===
Show 18384+1643 SLE 225 AC 1982 2002 4 305 60.2 10.80 12.50 1.70
Triple system
3 visible stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation
Hercules
last precise pa
279.4
last precise sep
10.5