18121+0207 BAL1957

 
 
18H 12M 07.75S +02 07' 53.1" P.A. 230 SEP 8.6 MAG 9.89,9.97
 
 
Coord 2000
18121+0207
Discov num
BAL1957
Comp
Coord arcsec 2000
18 12 07.75 +02 07 53.1
Date first
1909
Date last
2013
Obs
8
Pa first
231
Pa last
230
P.A. Now (θ)
230°
Sep first
8.7
Sep last
8.6
Sep. Now (ρ)
8.6"
Mag pri
9.89
Mag sec
9.97
delta mag (ΔM)
0.08
Spectral class
Pri motion ra
+032
Sec motion ra
+017
Pri motion dec
-007
Sec motion dec
-012
Notes
N (See Notes)
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation
Ophiuchus
last precise pa
230.1
last precise sep
8.63