11102+5542 HJ 2560AB

 
 
11h 10m 14.45s +55 41' 31.6" P.A. 136 sep 36.9 mag 8.93,13.57 Sp F0 dist. 374.53 pc (1221.72 l.y.)
 
 
Coord 2000
11102+5542
Discov num
HJ 2560
Comp
AB
Coord arcsec 2000
11 10 14.45 +55 41 31.6
Date first
1831
Date last
2003
Obs
6
Pa first
126
Pa last
136
P.A. Now (θ)
136°
Sep first
25.0
Sep last
36.9
Sep. Now (ρ)
36.9"
Mag pri
8.93
Mag sec
13.57
delta mag (ΔM)
4.64
Spectral class
F0 (yellow-white)
Pri motion ra
+016
Sec motion ra
Pri motion dec
+003
Sec motion dec
Notes
Nature of this double is uncertain.
 
 
11102+5542 SYSTEM COMPONENTS
 
 
Show name SAO coord_2000 discov# comp first last obs pa sep mag1 mag2 d_mag orb current
Show 27933 11102+5542 HJ 2560 AB 1831 2003 6 136 36.9 8.93 13.57 4.64 <===
Show 27933 11102+5542 HJ 2560 AC 1989 2003 2 182 25.9 8.91 15.80 6.89
Triple system
3 visible stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
136.1
Precise sep
36.851
Constellation
Ursa Major
SAO
27933
HIP
54584
Tycho2
3827-00003-1
HD
96904
BD
BD+56 1504
Distance
374.53
Distance ly
1221.72
last precise pa
136.1
last precise sep
36.851
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
11102+5542 HJ 2560 AB 1989 5 174 25.8 8.91 12.00 F0 111014.45+554131.6
11102+5542 HJ 2560 AB 1999 5 136 36.7 8.91 12.00 F0 D 111014.45+554131.6
11102+5542 HJ 2560 AB 2003 6 137 36.6 8.91 12.00 F0 D 111014.45+554131.6

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