12228-0405 BWL  29AB

 
 
12H 22M 50.62S -04 04' 46.2" P.A. 37 SEP 0.1 MAG 9.50,9.70 SP M4.5
 
 
Coord 2000
12228-0405
Discov num
BWL  29
Comp
AB
Coord arcsec 2000
12 22 50.62 -04 04 46.2
Date first
2012
Date last
2013
Obs
2
Pa first
65
Pa last
37
P.A. Now (θ)
37°
Sep first
0.1
Sep last
0.1
Sep. Now (ρ)
0.1"
Mag pri
9.50
Mag sec
9.70
delta mag (ΔM)
0.2
Spectral class
M4.5 (red)
Pri motion ra
-255
Sec motion ra
Pri motion dec
-066
Sec motion dec
Notes
N K (See Notes, K-band or other infrared magnitudes)
Nature of this double is uncertain.
 
 
12228-0405 SYSTEM COMPONENTS
 
 
Show name SAO coord_2000 discov# comp first last obs pa sep mag1 mag2 d_mag orb current
Show 12228-0405 BWL 29 AB 2012 2013 2 37 0.1 9.50 9.70 0.20 <===
Show 12228-0405 BWL 29 AC 2011 2013 2 223 5.8 9.50 14.20 4.70
Show 12228-0405 BWL 29 AD 2012 2013 2 164 4.4 9.50 21.30 11.80
Quadruple system
4 visible stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation
Virgo
last precise pa
36.6
last precise sep
0.13