10306+0918 OSW  51

 
 
10h 30m 34.70s +09 17' 58.6" P.A. 314 sep 9.5 mag 16.90,17.80 Sp F9+F9
 
 
Coord 2000
10306+0918
Discov num
OSW  51
Comp
Coord arcsec 2000
10 30 34.70 +09 17 58.6
Date first
1951
Date last
2010
Obs
5
Pa first
313
Pa last
314
P.A. Now (θ)
314°
Sep first
9.3
Sep last
9.5
Sep. Now (ρ)
9.5"
Mag pri
16.90
Mag sec
17.80
delta mag (ΔM)
0.9
Spectral class
F9+F9 (yellow-white/yellow-white)
Pri motion ra
-003
Sec motion ra
-003
Pri motion dec
+004
Sec motion dec
+006
Notes
V (Proper motion indicates physical)
rPM=0.298 (< 0.3, Physical double)
This double is physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
314.3
Precise sep
9.51
Constellation
Leo
last precise pa
314.3
last precise sep
9.51
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
10306+0918 OSW 51 2002 4 314 9.4 16.90 17.80 F9+F9 V 103034.70+091758.6
10306+0918 OSW 51 2010 5 315 9.0 16.90 17.80 F9+F9 V 103034.70+091758.6

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