18215-3715 B  2445

 
 
18H 21M 28.08S -37 14' 53.1" P.A. 248 SEP 6.3 MAG 8.21,12.70 SP B7III
 
 
Coord 2000
18215-3715
Discov num
B  2445
Comp
Coord arcsec 2000
18 21 28.08 -37 14 53.1
Date first
1912
Date last
2000
Obs
5
Pa first
233
Pa last
248
P.A. Now (θ)
248°
Sep first
5.5
Sep last
6.3
Sep. Now (ρ)
6.3"
Mag pri
8.21
Mag sec
12.70
delta mag (ΔM)
4.49
Spectral class
B7III (blue-white)
Pri motion ra
+008
Sec motion ra
Pri motion dec
-009
Sec motion dec
Notes
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation
Corona Austrina
Tycho2
7405-01203-1
HD
168469
last precise pa
248.1
last precise sep
6.25