10303+6321 ES 1905AB

 
 
10h 30m 16.09s +63 20' 55.4" P.A. 68 sep 41.6 mag 8.59,12.64 Sp K0 dist. 226.24 pc (737.99 l.y.)
 
 
Coord 2000
10303+6321
Discov num
ES 1905
Comp
AB
Coord arcsec 2000
10 30 16.09 +63 20 55.4
Date first
1909
Date last
2015
Obs
5
Pa first
66
Pa last
68
P.A. Now (θ)
68°
Sep first
48.2
Sep last
41.6
Sep. Now (ρ)
41.6"
Mag pri
8.59
Mag sec
12.64
delta mag (ΔM)
4.05
Spectral class
K0 (yellow-orange)
Pri motion ra
+027
Sec motion ra
-022
Pri motion dec
+009
Sec motion dec
-032
Notes
rPM=1.645
This double is not physical.
 
 
10303+6321 SYSTEM COMPONENTS
 
 
Show name SAO coord_2000 discov# comp first last obs pa sep mag1 mag2 d_mag orb current
Show 15199 10303+6321 ES 1905 AB 1909 2015 5 68 41.6 8.59 12.64 4.05 <===
Show 15199 10303+6321 ES 1905 BC 1921 2015 3 207 3.9 11.60 13.40 1.80
Triple system
3 visible stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
67.6
Precise sep
41.583
Constellation
Ursa Major
SAO
15199
HIP
51435
Tycho2
4147-00705-1
HD
90714
BD
BD+64 788
Distance
226.24
Distance ly
737.99
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
10303+6321 ES 1905 AB 1999 3 67 42.7 7.40 11.60 K0 D 103016.09+632055.4
10303+6321 ES 1905 AB 2003 4 67 42.4 7.40 11.60 K0 D 103016.09+632055.4
10303+6321 ES 1905 AB 2015 5 68 41.6 8.59 12.64 K0 103016.09+632055.4

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