10306+5559 ARN   4AC

 
 
10h 30m 37.58s +55 58' 49.9" P.A. 292 sep 240.6 mag 4.88,11.44 Sp F6V dist. 12.78 pc (41.69 l.y.)
 
 
Coord 2000
10306+5559
Discov num
ARN   4
Comp
AC
Coord arcsec 2000
10 30 37.58 +55 58 49.9
Date first
1991
Date last
2004
Obs
5
Pa first
291
Pa last
292
P.A. Now (θ)
292°
Sep first
242.3
Sep last
240.6
Sep. Now (ρ)
240.6"
Mag pri
4.88
Mag sec
11.44
delta mag (ΔM)
6.56
Spectral class
F6V (yellow-white)
Pri motion ra
-177
Sec motion ra
-005
Pri motion dec
-033
Sec motion dec
-003
Notes
N U (See Notes, Proper motion indicates non-physical)
rPM=0.97
This double is not physical.
 
 
10306+5559 SYSTEM COMPONENTS
 
 
Show name SAO coord_2000 discov# comp first last obs pa sep mag1 mag2 d_mag orb current
Show 36 UMa 27670 10306+5559 LDS2863 AB 1905 2016 16 303 122.8 4.88 8.86 3.98
Show 27670 10306+5559 ARN 4 AC 1991 2004 5 292 240.6 4.88 11.44 6.56 <===
Triple system
3 visible stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
291.5
Precise sep
240.598
Cdsa2 id
ARN 4 AC
Constellation
Ursa Major
SAO
27670
HIP
51459
Tycho2
3819-01373-1
HD
90839
HR
4112
GC
14427
GL
Gl 395
BD
BD+56 1459
Flamsteed
36 Ursae Majoris
Flamsteed name
36 UMa
Ra deg
10.510438888888888
De deg
55.98052777777778
Distance
12.78
Distance ly
41.69
last precise pa
291.5
last precise sep
240.598
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
10306+5559 ARN 4 AC 2002 3 294 233.1 4.88 11.62 F6V D 103037.58+555849.9
10306+5559 ARN 4 AC 2003 4 292 240.9 4.88 11.62 F6V NUD 103037.58+555849.9
10306+5559 ARN 4 AC 2004 5 292 240.6 4.88 11.62 F6V NUD 103037.58+555849.9

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