09508+1151 J   389 (21 Leo)

 
 
09h 50m 49.28s +11 50' 32.7" P.A. 147 sep 28.3 mag 6.85,13.20 Sp B9V dist. 237.53 pc (774.82 l.y.)
 
 
Coord 2000
09508+1151
Discov num
J   389
Comp
Coord arcsec 2000
09 50 49.28 +11 50 32.7
Date first
1907
Date last
2010
Obs
13
Pa first
144
Pa last
147
P.A. Now (θ)
147°
Sep first
23.5
Sep last
28.3
Sep. Now (ρ)
28.3"
Mag pri
6.85
Mag sec
13.20
delta mag (ΔM)
6.35
Spectral class
B9V (blue-white)
Pri motion ra
-016
Sec motion ra
+011
Pri motion dec
+002
Sec motion dec
-048
Notes
N (See Notes)
rPM=1.154
This double is not physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
146.6
Precise sep
28.26
Name
21 Leo
Cdsa2 id
J 389
Constellation
Leo
SAO
98806
HIP
48298
Tycho2
0831-01103-1
HD
85259
BD
BD+12 2105
Flamsteed
21 Leonis
Flamsteed name
21 Leo
Ra deg
9.847022222222224
De deg
11.842416666666667
Distance
237.53
Distance ly
774.82
last precise pa
146.6
last precise sep
28.26
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
09508+1151 J 389 2006 9 147 28.5 6.70 13.20 B9V N D 095049.28+115032.7
09508+1151 J 389 2010 12 145 29.1 6.70 13.20 B9V N 095049.28+115032.7

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