09252+4606 HDS1353

 
 
09h 25m 10.78s +46 05' 53.6" P.A. 166.8 sep 0.4 mag 9.36,11.49 Sp K0 dist. 25.71 pc (83.87 l.y.)
 
 
Coord 2000
09252+4606
Discov num
HDS1353
Comp
Coord arcsec 2000
09 25 10.78 +46 05 53.6
Date first
1991
Date last
2010
Obs
14
Pa first
304
Pa last
158
P.A. Now (θ)
166.8°
Sep first
0.3
Sep last
0.4
Sep. Now (ρ)
0.4"
Mag pri
9.36
Mag sec
11.49
delta mag (ΔM)
2.13
Spectral class
K0 (yellow-orange)
Pri motion ra
-231
Sec motion ra
Pri motion dec
+020
Sec motion dec
Notes
N O (See Notes, Orbital solution)
This double is physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
158.1
Precise sep
0.406
Cdsa2 id
HDS 1353
Constellation
Ursa Major
SAO
42846
HIP
46199
Tycho2
3425-01073-1
HD
81105
BD
BD+46 1500
Ra deg
9.419661111111111
De deg
46.098222222222226
Distance
25.71
Distance ly
83.87
last precise pa
158.1
last precise sep
0.406
 
 
ORBITAL ELEMENTS
 
 
Period (P)93.916y± 4.056 Periastron (T)1995.977y± 4.423 Semi-major axis (a)0.582a± 0.0327
Eccentricity (e)0.835± 0.667 Inclination (i)76.9°± 6.6 Longitude of periastron (ω)263.4°± 23.9
Node (Ω)140.6°± 3.2 Note Grade4(1=Definitive, 9=Indet.)
Equinox2000 Last observation2010
label rho theta
2000 0.276 146.0
2001 0.305 147.9
2002 0.327 149.6
2003 0.345 151.0
2004 0.359 152.3
2005 0.371 153.5
2006 0.380 154.7
2007 0.388 155.8
2008 0.393 156.8
2009 0.398 157.8
2010 0.401 158.9
2011 0.403 159.9
2012 0.405 160.9
2013 0.405 161.8
2014 0.405 162.8
2015 0.404 163.8
2016 0.402 164.8
2017 0.400 165.8
2018 0.398 166.8
2019 0.395 167.9
2020 0.392 168.9
2021 0.388 170.0
2022 0.384 171.1
2023 0.380 172.2
2024 0.375 173.3
2025 0.370 174.5
2026 0.365 175.7
2027 0.360 176.9
2028 0.354 178.2
2029 0.349 179.5
2030 0.343 180.8

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

grafico orbita





wds09252%2B4606a.png orbit plot
Measures: green=micrometric, blue=interferometric, purple=photographic
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
09252+4606 HDS1353 2005 8 155 0.4 9.36 11.49 K0 D 092510.99+460553.4
09252+4606 HDS1353 2008 13 157 0.4 9.36 11.49 K0 D 092510.99+460553.4
09252+4606 HDS1353 2010 14 158 0.4 9.36 11.49 K0 D 092510.99+460553.4

If you need more information about this double, apply for a data request form to the WDS.