09036+4709 A  1585 (Talitha australis)

 
 
09H 03M 37.56S +47 09' 24.0" P.A. 284.4 SEP 0.28 MAG 4.16,4.54 SP A1V DIST. 109.89 PC (358.46 L.Y.)
 
 
Coord 2000
09036+4709
Discov num
A  1585
Comp
Coord arcsec 2000
09 03 37.56 +47 09 24.0
Date first
1907
Date last
2014
Obs
196
Pa first
283
Pa last
289
P.A. Now (θ)
284.4°
Sep first
0.2
Sep last
0.3
Sep. Now (ρ)
0.28"
Mag pri
4.16
Mag sec
4.54
delta mag (ΔM)
0.38
Spectral class
A1V (white)
Pri motion ra
-033
Sec motion ra
Pri motion dec
-054
Sec motion dec
Notes
N O (See Notes, Orbital solution)
This double is physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Common name
Talitha australis
Meaning
third (leaping gazelle), South
Constellation
Ursa Major
SAO
42661
HIP
44471
HD
77327
HR
3594
GC
12503
ADS
7158
BD
BD+47 1633
Bayer
Kappa Ursae Majoris
Bayer name
Kap UMa
Flamsteed
12 Ursae Majoris
Flamsteed name
12 UMa
Distance
109.89
Distance ly
358.46
last precise pa
288.8
last precise sep
0.272
 
 
ORBITAL ELEMENTS
 
 
Period (P)13007.2d (35.61y)± 9.7 Periastron (T)50404m (1996.879y)± 12 Semi-major axis (a)0.18194a± 0.00025
Eccentricity (e)0.5584± 0.0015 Inclination (i)109.41°± 0.066 Longitude of periastron (ω)355.63°± 0.36
Node (Ω)105.641°± 0.08 Note Grade2(1=Definitive, 9=Indet.)
Equinox2000 Last observation2008
label rho theta
2000 0.043 18.4
2001 0.060 340.3
2002 0.087 322.3
2003 0.115 313.0
2004 0.141 307.4
2005 0.166 303.4
2006 0.188 300.5
2007 0.208 298.1
2008 0.225 296.2
2009 0.240 294.5
2010 0.253 293.0
2011 0.264 291.6
2012 0.272 290.3
2013 0.278 289.1
2014 0.281 287.9
2015 0.283 286.7
2016 0.282 285.6
2017 0.280 284.4
2018 0.274 283.2
2019 0.267 282.0
2020 0.257 280.6
2021 0.245 279.1
2022 0.230 277.5
2023 0.213 275.6
2024 0.192 273.4
2025 0.169 270.6
2026 0.144 266.8
2027 0.115 261.2
2028 0.085 251.8
2029 0.055 231.7
2030 0.039 184.3

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