15544-5518 I   550

 
 
15H 54M 23.84S -55 18' 05.0" P.A. 42 SEP 8.9 MAG 11.10,12.80 SP OBE
 
 
Coord 2000
15544-5518
Discov num
I   550
Comp
Coord arcsec 2000
15 54 23.84 -55 18 05.0
Date first
1909
Date last
1999
Obs
7
Pa first
30
Pa last
42
P.A. Now (θ)
42°
Sep first
2.0
Sep last
8.9
Sep. Now (ρ)
8.9"
Mag pri
11.10
Mag sec
12.80
delta mag (ΔM)
1.7
Spectral class
OBe (blue)
Pri motion ra
-009
Sec motion ra
-005
Pri motion dec
-002
Sec motion dec
-016
Notes
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation
Norma
last precise pa
41.7
last precise sep
8.94