12068-7212 HEI 228Aa,Ab

 
 
12H 06M 50.91S -72 12' 12.3" P.A. 194 SEP 0.5 MAG 10.83,10.72 SP F6
 
 
Coord 2000
12068-7212
Discov num
HEI 228
Comp
Aa,Ab
Coord arcsec 2000
12 06 50.91 -72 12 12.3
Date first
1984
Date last
1991
Obs
3
Pa first
228
Pa last
194
P.A. Now (θ)
194°
Sep first
0.1
Sep last
0.5
Sep. Now (ρ)
0.5"
Mag pri
10.83
Mag sec
10.72
delta mag (ΔM)
0.11
Spectral class
F6 (yellow-white)
Pri motion ra
-036
Sec motion ra
-036
Pri motion dec
+010
Sec motion dec
+010
Notes
Nature of this double is uncertain.
 
 
12068-7212 SYSTEM COMPONENTS
 
 
Show name SAO coord_2000 discov# comp first last obs pa sep mag1 mag2 d_mag orb current
Show 12068-7212 HEI 228 Aa,Ab 1984 1991 3 194 0.5 10.83 10.72 0.11 <===
Show 12068-7212 R 184 AB 1880 2000 9 210 25.5 10.10 10.50 0.40
Show 12068-7212 R 184 AC 1991 2000 4 194 60.1 10.10 11.90 1.80
Quadruple system
3 visible stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation
Musca
Tycho2
9235-00354-1
HD
105195
last precise pa
194.4
last precise sep
0.45