15308+2913 CVR 789

 
 
15H 30M 47.14S +29 13' 36.4" P.A. 169 SEP 8.3 MAG 17.10,18.90 SP M2+M3
 
 
Coord 2000
15308+2913
Discov num
CVR 789
Comp
Coord arcsec 2000
15 30 47.14 +29 13 36.4
Date first
1997
Date last
2010
Obs
3
Pa first
170
Pa last
169
P.A. Now (θ)
169°
Sep first
8.1
Sep last
8.3
Sep. Now (ρ)
8.3"
Mag pri
17.10
Mag sec
18.90
delta mag (ΔM)
1.8
Spectral class
M2+M3 (red/red)
Pri motion ra
+017
Sec motion ra
+012
Pri motion dec
-053
Sec motion dec
-057
Notes
V R (Proper motion indicates physical, Red magnitudes)
This double is physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation
Corona Borealis
last precise pa
169.4
last precise sep
8.3