12576+3514 LDS5764AB (BF CVn)

 
 
12h 57m 40.26s +35 13' 30.2" P.A. 227 sep 16 mag 10.70,13.22 Sp M1.5V+M4V dist. 19.26 pc (62.83 l.y.)
 
 
Coord 2000
12576+3514
Discov num
LDS5764
Comp
AB
Coord arcsec 2000
12 57 40.26 +35 13 30.2
Date first
1950
Date last
2015
Obs
12
Pa first
225
Pa last
227
P.A. Now (θ)
227°
Sep first
16.2
Sep last
16.0
Sep. Now (ρ)
16"
Mag pri
10.70
Mag sec
13.22
delta mag (ΔM)
2.52
Spectral class
M1.5V+M4V (red/red)
Pri motion ra
-264
Sec motion ra
-282
Pri motion dec
-151
Sec motion dec
-147
Notes
N V (See Notes, Proper motion indicates physical)
rPM=0.058 (< 0.3, Physical double)
This double is physical.
 
 
12576+3514 SYSTEM COMPONENTS
 
 
Show name SAO coord_2000 discov# comp first last obs pa sep mag1 mag2 d_mag orb current
Show 12576+3514 BWL 35 Aa,Ab 2011 2012 2 240 0.1 8.20 10.10 1.90
Show BF CVn 12576+3514 LDS5764 AB 1950 2015 12 227 16.0 10.70 13.22 2.52 <===
Show 12576+3514 LEP 60 AC 1999 1999 1 310 760.2 10.70 17.20 6.50
Show 12576+3514 BWL 35 Ba,Bb 2011 2011 1 310 0.2 8.70 8.80 0.10
Quintuple system
3 visible stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
226.8
Precise sep
16.044
Var name
BF CVn
Constellation
Canes Venatici
HIP
63253
Tycho2
2534-00825-1
GL
Gl 490A
BD
BD+36 2322
Distance
19.26
Distance ly
62.83
last precise pa
226.8
last precise sep
16.044
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
12576+3514 LDS5764 AB 2001 9 226 16.0 10.70 13.22 M1.5+M3.5 NVD 125740.26+351330.2
12576+3514 LDS5764 AB 2002 10 226 16.0 10.70 13.22 M1.5 M3.5 NVD 125740.26+351330.2
12576+3514 LDS5764 AB 2012 11 226 16.1 10.70 13.22 M1.5V+M4V NV 125740.26+351330.2
12576+3514 LDS5764 AB 2015 11 227 16.0 10.70 13.22 M1.5V+M4V NV 125740.26+351330.2

If you need more information about this double, apply for a data request form to the WDS.