12115+5325 STF1608AB (MZ UMa)

 
 
12h 11m 27.76s +53 25' 17.5" P.A. 221 sep 13.5 mag 8.11,8.27 Sp K0 dist. 30.15 pc (98.35 l.y.)
 
 
Coord 2000
12115+5325
Discov num
STF1608
Comp
AB
Coord arcsec 2000
12 11 27.76 +53 25 17.5
Date first
1823
Date last
2014
Obs
118
Pa first
224
Pa last
221
P.A. Now (θ)
221°
Sep first
12.1
Sep last
13.5
Sep. Now (ρ)
13.5"
Mag pri
8.11
Mag sec
8.27
delta mag (ΔM)
0.16
Spectral class
K0 (yellow-orange)
Pri motion ra
-164
Sec motion ra
-169
Pri motion dec
-123
Sec motion dec
-136
Notes
N L V (See Notes, Linear solution, Proper motion indicates physical)
This double is physical.
 
 
12115+5325 SYSTEM COMPONENTS
 
 
Show name SAO coord_2000 discov# comp first last obs pa sep mag1 mag2 d_mag orb current
Show MZ UMa 28287 12115+5325 STF1608 AB 1823 2014 118 221 13.5 8.11 8.27 0.16 <===
Show 28287 12115+5325 SHY 233 AC 1991 1999 3 117 999.9 8.10 11.27 3.17
Triple system
3 visible stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Var name
MZ UMa
Constellation
Ursa Major
SAO
28287
HIP
59432
Tycho2
3834-01089-1
HD
105963
GL
NN 3711A
BD
BD+54 1499
Distance
30.15
Distance ly
98.35
last precise pa
220.6
last precise sep
13.47
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
12115+5325 STF1608 AB 2010 95 221 13.4 8.11 8.27 K0 NLDV 121127.76+532517.5
12115+5325 STF1608 AB 2014 97 221 13.5 8.11 8.27 K0 NLDV 121127.76+532517.5

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