09006+4147 KUI  37AB (10 UMa)

 
 
09H 00M 38.42S +41 46' 57.6" P.A. 149.4 SEP 0.41 MAG 4.18,6.48 SP F3V+K0V DIST. 16.07 PC (52.42 L.Y.)
 
 
Coord 2000
09006+4147
Discov num
KUI  37
Comp
AB
Coord arcsec 2000
09 00 38.42 +41 46 57.6
Date first
1935
Date last
2013
Obs
255
Pa first
37
Pa last
215
P.A. Now (θ)
149.4°
Sep first
0.6
Sep last
0.6
Sep. Now (ρ)
0.41"
Mag pri
4.18
Mag sec
6.48
delta mag (ΔM)
2.3
Spectral class
F3V+K0V (yellow-white/yellow-orange)
Pri motion ra
-382
Sec motion ra
Pri motion dec
-270
Sec motion dec
Notes
N O (See Notes, Orbital solution)
This double is physical.
 
 
09006+4147 SYSTEM COMPONENTS
 
 
Show name SAO coord_2000 discov# comp first last obs pa sep mag1 mag2 d_mag orb current
Show 10 UMa 42642 09006+4147 KUI 37 AB 1935 2013 255 149 0.4 4.18 6.48 2.30 Y <===
Show 42642 09006+4147 STT 566 AB,C 1851 2004 17 184 99.7 4.03 10.36 6.33
Show 42642 09006+4147 BUP 122 AB,D 1893 2013 9 104 173.0 4.03 12.08 8.05
Show 42642 09006+4147 STT 566 AB,E 1851 2012 10 101 260.4 4.03 11.19 7.16
Quintuple system
6 visible stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
215
Precise sep
0.553
Name
10 UMa
Constellation
Ursa Major
SAO
42642
HIP
44248
HD
76943
HR
3579
GC
12434
GL
Gl 332A
BD
BD+42 1956
Flamsteed
10 Ursae Majoris
Flamsteed name
10 UMa
Distance
16.07
Distance ly
52.42
last precise pa
215
last precise sep
0.553
 
 
ORBITAL ELEMENTS
 
 
Period (P)7961d (21.8y)± 1.8 Periastron (T)49262.6m (1993.754y)± 9.1 Semi-major axis (a)0.64566a± 0.00065
Eccentricity (e)0.15075± 0.00084 Inclination (i)131.366°± 0.099 Longitude of periastron (ω)32.3°± 0.44
Node (Ω)203.74°± 0.1 Note Grade1(1=Definitive, 9=Indet.)
Equinox2000 Last observation2008
label rho theta
2000 0.635 43.6
2001 0.691 33.4
2002 0.722 24.4
2003 0.726 15.9
2004 0.706 7.2
2005 0.664 357.6
2006 0.608 346.5
2007 0.545 332.9
2008 0.489 316.0
2009 0.455 295.6
2010 0.454 273.5
2011 0.482 252.8
2012 0.523 234.9
2013 0.555 219.5
2014 0.561 205.2
2015 0.532 190.3
2016 0.474 172.6
2017 0.411 149.4
2018 0.384 120.2
2019 0.417 91.4
2020 0.491 69.2
2021 0.576 53.3
2022 0.649 41.3
2023 0.700 31.5
2024 0.725 22.7
2025 0.724 14.2
2026 0.699 5.3
2027 0.654 355.5
2028 0.595 344.0
2029 0.533 329.8
2030 0.480 312.1

Note: Theta is PA, Rho is Sep. For yearly orbits, data refer to Jan 1st.

grafico orbita





grafico misure orbit6
Measures: green=micrometric, blue=interferometric, purple=photographic