18487-1702 J  2235BC

 
 
18H 48M 41.68S -17 03' 30.9" P.A. 5 SEP 6.6 MAG 11.55,16.00
 
 
Coord 2000
18487-1702
Discov num
J  2235
Comp
BC
Coord arcsec 2000
18 48 41.68 -17 03 30.9
Date first
1942
Date last
2000
Obs
4
Pa first
10
Pa last
5
P.A. Now (θ)
Sep first
4.0
Sep last
6.6
Sep. Now (ρ)
6.6"
Mag pri
11.55
Mag sec
16.00
delta mag (ΔM)
4.45
Spectral class
Pri motion ra
+008
Sec motion ra
Pri motion dec
-014
Sec motion dec
Notes
N (See Notes)
Nature of this double is uncertain.
 
 
18487-1702 SYSTEM COMPONENTS
 
 
Show name SAO coord_2000 discov# comp first last obs pa sep mag1 mag2 d_mag orb current
Show 161849 18487-1702 J 2235 AB 1916 1999 7 203 90.1 8.30 11.55 3.25
Show 18487-1702 J 2235 BC 1942 2000 4 5 6.6 11.55 16.00 4.45 <===
Triple system
3 visible stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation
Sagittarius
Tycho2
6285-03873-1
last precise pa
4.6
last precise sep
6.58