12238+5410 STT 249AB

 
 
12h 23m 50.80s +54 09' 30.5" P.A. 257 sep 0.4 mag 8.21,9.18 Sp G5 dist. 436.68 pc (1424.45 l.y.)
 
 
Coord 2000
12238+5410
Discov num
STT 249
Comp
AB
Coord arcsec 2000
12 23 50.80 +54 09 30.5
Date first
1843
Date last
2010
Obs
80
Pa first
331
Pa last
257
P.A. Now (θ)
257°
Sep first
0.4
Sep last
0.4
Sep. Now (ρ)
0.4"
Mag pri
8.21
Mag sec
9.18
delta mag (ΔM)
0.97
Spectral class
G5 (yellow)
Pri motion ra
+001
Sec motion ra
+001
Pri motion dec
+010
Sec motion dec
+010
Notes
Nature of this double is uncertain.
 
 
12238+5410 SYSTEM COMPONENTS
 
 
Show name SAO coord_2000 discov# comp first last obs pa sep mag1 mag2 d_mag orb current
Show 28364 12238+5410 STT 249 AB 1843 2010 80 257 0.4 8.21 9.18 0.97 <===
Show 28364 12238+5410 STT 249 AB,C 1855 2003 17 148 13.1 8.21 12.01 3.80
Triple system
4 visible stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
256.7
Precise sep
0.438
Constellation
Ursa Major
SAO
28364
HIP
60471
Tycho2
3834-00302-1
HD
107922
BD
BD+54 1522
Distance
436.68
Distance ly
1424.45
last precise pa
256.7
last precise sep
0.438
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
12238+5410 STT 249 AB 1997 79 262 0.4 8.21 9.18 G5 D 122350.80+540930.5
12238+5410 STT 249 AB 2010 81 257 0.4 8.21 9.18 G5 D 122350.80+540930.5

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