12081+5528 STF1603

 
 
12h 08m 07.07s +55 27' 50.7" P.A. 82 sep 22.1 mag 7.82,8.26 Sp F8V+F9V dist. 49.07 pc (160.07 l.y.)
 
 
Coord 2000
12081+5528
Discov num
STF1603
Comp
Coord arcsec 2000
12 08 07.07 +55 27 50.7
Date first
1782
Date last
2015
Obs
82
Pa first
80
Pa last
82
P.A. Now (θ)
82°
Sep first
19.3
Sep last
22.1
Sep. Now (ρ)
22.1"
Mag pri
7.82
Mag sec
8.26
delta mag (ΔM)
0.44
Spectral class
F8V+F9V (yellow-white/yellow-white)
Pri motion ra
-178
Sec motion ra
-180
Pri motion dec
-017
Sec motion dec
-033
Notes
N Z V (See Notes, Parallax indicates components are physical, Proper motion indicates physical)
rPM=0.088 (< 0.3, Physical double)
This double is physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
82.4
Precise sep
22.112
Cdsa2 id
STF 1603
Constellation
Ursa Major
SAO
28253
HIP
59176
Tycho2
3836-00166-1
HD
105421
BD
BD+56 1568
Ra deg
12.135297222222222
De deg
55.464083333333335
Distance
49.07
Distance ly
160.07
last precise pa
82.4
last precise sep
22.112
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
12081+5528 STF1603 2008 76 84 21.7 7.82 8.26 F8V F9V NZDV 120807.07+552750.7
12081+5528 STF1603 2012 78 83 22.2 7.82 8.26 F8V F9V NZDV 120807.07+552750.7
12081+5528 STF1603 2015 79 82 22.1 7.82 8.26 F8V+F9V NZDV 120807.07+552750.7

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