15530+1547 HEI 239

 
 
15H 52M 58.00S +15 47' 33.6" P.A. 306 SEP 1 MAG 11.10,11.40
 
 
Coord 2000
15530+1547
Discov num
HEI 239
Comp
Coord arcsec 2000
15 52 58.00 +15 47 33.6
Date first
1982
Date last
2008
Obs
4
Pa first
313
Pa last
306
P.A. Now (θ)
306°
Sep first
0.8
Sep last
1.0
Sep. Now (ρ)
1"
Mag pri
11.10
Mag sec
11.40
delta mag (ΔM)
0.3
Spectral class
Pri motion ra
-021
Sec motion ra
Pri motion dec
+001
Sec motion dec
Notes
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation
Serpens
Tycho2
1496-01915-1
last precise pa
306.4
last precise sep
0.994