12307+5352 ES  726AB

 
 
12h 30m 49.06s +53 51' 29.7" P.A. 158 sep 9.4 mag 10.48,12.40 Sp G9V
 
 
Coord 2000
12307+5352
Discov num
ES  726
Comp
AB
Coord arcsec 2000
12 30 49.06 +53 51 29.7
Date first
1917
Date last
2015
Obs
7
Pa first
171
Pa last
158
P.A. Now (θ)
158°
Sep first
8.7
Sep last
9.4
Sep. Now (ρ)
9.4"
Mag pri
10.48
Mag sec
12.40
delta mag (ΔM)
1.92
Spectral class
G9V (yellow)
Pri motion ra
-006
Sec motion ra
+015
Pri motion dec
-004
Sec motion dec
-017
Notes
N L (See Notes, Linear solution)
rPM=1.089
This double is not physical.
 
 
12307+5352 SYSTEM COMPONENTS
 
 
Show name SAO coord_2000 discov# comp first last obs pa sep mag1 mag2 d_mag orb current
Show 12307+5352 ES 726 AB 1917 2015 7 158 9.4 10.48 12.40 1.92 <===
Show 12307+5352 ES 726 AC 1909 2015 9 177 20.6 10.48 13.60 3.12
Show 12307+5352 ABH 78 AD 1988 2015 4 115 28.2 10.43 14.28 3.85
Quadruple system
4 visible stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
157.9
Precise sep
9.428
Constellation
Ursa Major
Tycho2
3841-00073-1
Gaia DR2
87917891456
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
12307+5352 ES 726 AB 1999 3 161 9.3 10.48 12.40 G9V D 123049.06+535129.7
12307+5352 ES 726 AB 2006 6 159 9.3 10.48 12.40 G9V N D 123049.06+535129.7
12307+5352 ES 726 AB 2010 6 160 9.0 10.48 12.40 G9V NL 123049.06+535129.7
12307+5352 ES 726 AB 2011 6 159 9.4 10.48 12.40 G9V NL 123049.06+535129.7
12307+5352 ES 726 AB 2015 7 158 9.4 10.48 12.40 G9V NL 123049.06+535129.7

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