12123+5429 VYS   5

 
 
12h 12m 20.86s +54 29' 08.7" P.A. 10 sep 14.6 mag 9.91,13.53 Sp M0V+M3V dist. 15.52 pc (50.63 l.y.)
 
 
Coord 2000
12123+5429
Discov num
VYS   5
Comp
Coord arcsec 2000
12 12 20.86 +54 29 08.7
Date first
1955
Date last
2013
Obs
19
Pa first
10
Pa last
10
P.A. Now (θ)
10°
Sep first
14.3
Sep last
14.6
Sep. Now (ρ)
14.6"
Mag pri
9.91
Mag sec
13.53
delta mag (ΔM)
3.62
Spectral class
M0V+M3V (red/red)
Pri motion ra
+233
Sec motion ra
+182
Pri motion dec
+091
Sec motion dec
+037
Notes
N V (See Notes, Proper motion indicates physical)
rPM=0.297 (< 0.3, Physical double)
This double is physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
9.7
Precise sep
14.588
Constellation
Ursa Major
HIP
59514
Tycho2
3834-00814-1
HD
238090
GL
Gl 458A
BD
BD+55 1519
Distance
15.52
Distance ly
50.63
last precise pa
9.7
last precise sep
14.588
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
12123+5429 VYS 5 2000 7 11 14.9 9.79 13.66 M2 N DV 121220.86+542908.7
12123+5429 VYS 5 2002 10 11 14.7 9.79 13.66 M2 NVD 121220.86+542908.7
12123+5429 VYS 5 2003 11 10 14.7 9.79 13.66 M2 NVD 121220.86+542908.7
12123+5429 VYS 5 2012 19 12 14.8 9.91 13.53 M0V+M3V NV 121220.86+542908.7
12123+5429 VYS 5 2013 19 10 14.6 9.91 13.53 M0V+M3V NV 121220.86+542908.7

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