12290+4144 BWL  31AD

 
 
12h 29m 02.90s +41 43' 49.7" P.A. 46 sep 1.8 mag 8.70,21.50 Sp M4.0
 
 
Coord 2000
12290+4144
Discov num
BWL  31
Comp
AD
Coord arcsec 2000
12 29 02.90 +41 43 49.7
Date first
2011
Date last
2012
Obs
2
Pa first
48
Pa last
46
P.A. Now (θ)
46°
Sep first
1.6
Sep last
1.8
Sep. Now (ρ)
1.8"
Mag pri
8.70
Mag sec
21.50
delta mag (ΔM)
12.8
Spectral class
M4.0 (red)
Pri motion ra
-196
Sec motion ra
Pri motion dec
-222
Sec motion dec
Notes
N U K (See Notes, Proper motion indicates non-physical, K-band or other infrared magnitudes)
This double is not physical.
 
 
12290+4144 SYSTEM COMPONENTS
 
 
Show name SAO coord_2000 discov# comp first last obs pa sep mag1 mag2 d_mag orb current
Show 12290+4144 BWL 31 AB 2011 2011 1 256 0.1 8.70 9.30 0.60
Show 12290+4144 BWL 31 AC 2011 2012 2 109 9.5 8.70 19.70 11.00
Show 12290+4144 BWL 31 AD 2011 2012 2 46 1.8 8.70 21.50 12.80 <===
Show 12290+4144 BWL 31 AE 2012 2012 1 8 9.5 8.70 21.30 12.60
Show 12290+4144 BWL 31 AF 2012 2012 1 253 11.2 8.70 20.50 11.80
Sextuple system
6 visible stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
45.6
Precise sep
1.765
Cdsa2 id
BWL 31 AD
Constellation
Canes Venatici
Ra deg
12.484138888888888
De deg
41.730472222222225
last precise pa
45.6
last precise sep
1.765
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
12290+4144 BWL 31 AD 2012 2 46 1.8 8.70 21.50 M4.0 NU K 122902.90+414349.7

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