18158-1527 SKF2388

 
 
18H 15M 47.78S -15 27' 20.1" P.A. 48 SEP 12.2 MAG 11.40,11.40 SP OB+OB
 
 
Coord 2000
18158-1527
Discov num
SKF2388
Comp
Coord arcsec 2000
18 15 47.78 -15 27 20.1
Date first
1905
Date last
2004
Obs
8
Pa first
41
Pa last
48
P.A. Now (θ)
48°
Sep first
11.4
Sep last
12.2
Sep. Now (ρ)
12.2"
Mag pri
11.40
Mag sec
11.40
delta mag (ΔM)
0
Spectral class
OB+OB (blue/blue)
Pri motion ra
+004
Sec motion ra
+004
Pri motion dec
+001
Sec motion dec
-005
Notes
rPM=0.9370000000000001
This double is not physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation
Serpens
Tycho2
6264-01237-1
last precise pa
47.5
last precise sep
12.22