12138+4643 A  1849

 
 
12h 13m 47.41s +46 42' 38.7" P.A. 6 sep 0.1 mag 9.80,9.90 Sp F5 dist. 252.53 pc (823.75 l.y.)
 
 
Coord 2000
12138+4643
Discov num
A  1849
Comp
Coord arcsec 2000
12 13 47.41 +46 42 38.7
Date first
1908
Date last
1990
Obs
14
Pa first
77
Pa last
6
P.A. Now (θ)
Sep first
0.3
Sep last
0.1
Sep. Now (ρ)
0.1"
Mag pri
9.80
Mag sec
9.90
delta mag (ΔM)
0.1
Spectral class
F5 (yellow-white)
Pri motion ra
+015
Sec motion ra
Pri motion dec
-023
Sec motion dec
Notes
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
6.1
Precise sep
0.12
Constellation
Canes Venatici
SAO
44083
HIP
59633
Tycho2
3455-01076-1
BD
BD+47 1937
Distance
252.53
Distance ly
823.75
last precise pa
6.1
last precise sep
0.12
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
12138+4643 A 1849 1990 14 6 0.1 9.80 9.90 F5 121347.41+464238.7

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