15558+2912 DOO  61

 
 
15H 55M 48.61S +29 11' 38.9" P.A. 250 SEP 50.1 MAG 10.90,11.43 SP K4:+K4/5 DIST. 69.93 PC (228.11 L.Y.)
 
 
Coord 2000
15558+2912
Discov num
DOO  61
Comp
Coord arcsec 2000
15 55 48.61 +29 11 38.9
Date first
1896
Date last
2015
Obs
12
Pa first
251
Pa last
250
P.A. Now (θ)
250°
Sep first
49.7
Sep last
50.1
Sep. Now (ρ)
50.1"
Mag pri
10.90
Mag sec
11.43
delta mag (ΔM)
0.53
Spectral class
K4:+K4/5 (yellow-orange/yellow-orange)
Pri motion ra
+011
Sec motion ra
+011
Pri motion dec
-037
Sec motion dec
-038
Notes
W
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation
Corona Borealis
HIP
78015
Tycho2
2040-00526-1
BD
BD+29 2740
Distance
69.93
Distance ly
228.11
last precise pa
250.4
last precise sep
50.068