12021+4303 FOR   1BC

 
 
12H 02M 28.92S +43 05' 02.7" P.A. 336 SEP 221.8 MAG 6.72,8.47 SP G8VWK DIST. 57.08 PC (186.19 L.Y.)
 
 
Coord 2000
12021+4303
Discov num
FOR   1
Comp
BC
Coord arcsec 2000
12 02 28.92 +43 05 02.7
Date first
1909
Date last
1999
Obs
6
Pa first
323
Pa last
336
P.A. Now (θ)
336°
Sep first
198.2
Sep last
221.8
Sep. Now (ρ)
221.8"
Mag pri
6.72
Mag sec
8.47
delta mag (ΔM)
1.75
Spectral class
G8Vwk (yellow)
Pri motion ra
-347
Sec motion ra
-009
Pri motion dec
-512
Sec motion dec
+004
Notes
N (See Notes)
rPM=0.997
This double is not physical.
 
 
12021+4303 SYSTEM COMPONENTS
 
 
Show name SAO coord_2000 discov# comp first last obs pa sep mag1 mag2 d_mag orb current
Show 67 UMa 44002 12021+4303 FOR 1 AB 1909 2012 13 62 273.6 5.24 6.72 1.48
Show 44002 12021+4303 ARN 5 AC 1930 2012 9 25 375.3 5.24 8.47 3.23
Show 44002 12021+4303 FOR 1 AD 1909 2012 12 268 364.4 5.24 8.91 3.67
Show 44005 12021+4303 FOR 1 BC 1909 1999 6 336 221.8 6.72 8.47 1.75 <===
Show 44000 12021+4303 HDS1690 Da,Db 1991 1991 1 86 0.6 9.01 12.32 3.31
Quintuple system
4 visible stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation
Ursa Major
SAO
44005
HIP
58708
Tycho2
3019-02029-1
HD
104556
BD
BD+43 2182
Distance
57.08
Distance ly
186.19
last precise pa
336.3
last precise sep
221.77