18103+0209 DAL  18AB

 
 
18H 10M 19.48S +02 09' 01.2" P.A. 274 SEP 12.5 MAG 11.80,11.90
 
 
Coord 2000
18103+0209
Discov num
DAL  18
Comp
AB
Coord arcsec 2000
18 10 19.48 +02 09 01.2
Date first
2000
Date last
2016
Obs
4
Pa first
271
Pa last
274
P.A. Now (θ)
274°
Sep first
12.4
Sep last
12.5
Sep. Now (ρ)
12.5"
Mag pri
11.80
Mag sec
11.90
delta mag (ΔM)
0.1
Spectral class
Pri motion ra
+002
Sec motion ra
-006
Pri motion dec
+007
Sec motion dec
+006
Notes
Nature of this double is uncertain.
 
 
18103+0209 SYSTEM COMPONENTS
 
 
Show name SAO coord_2000 discov# comp first last obs pa sep mag1 mag2 d_mag orb current
Show 18103+0209 DAL 18 AB 2000 2016 4 274 12.5 11.80 11.90 0.10 <===
Show 18103+0209 DAL 18 AC 2000 2016 4 314 45.0 11.80 12.40 0.60
Triple system
3 visible stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation
Ophiuchus
last precise pa
274.4
last precise sep
12.535