09357+3549 HU 1128 (11 LMi)

 
 
09h 35m 39.50s +35 48' 36.4" P.A. 49.5 sep 6.52 mag 4.80,12.50 Sp G8V dist. 11.37 pc (37.09 l.y.)
 
 
Coord 2000
09357+3549
Discov num
HU 1128
Comp
Coord arcsec 2000
09 35 39.50 +35 48 36.4
Date first
1905
Date last
2012
Obs
20
Pa first
35
Pa last
61
P.A. Now (θ)
49.5°
Sep first
5.9
Sep last
6.7
Sep. Now (ρ)
6.52"
Mag pri
4.80
Mag sec
12.50
delta mag (ΔM)
7.7
Spectral class
G8V (yellow)
Pri motion ra
-716
Sec motion ra
Pri motion dec
-240
Sec motion dec
Notes
N O (See Notes, Orbital solution)
This double is physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
61
Precise sep
6.65
Name
11 LMi
Var name
SV LMi
Cdsa2 id
HU 1128
Constellation
Leo Minor
SAO
61586
HIP
47080
Tycho2
2500-01533-1
HD
82885
HR
3815
GC
13242
ADS
7441
GL
Gl 356A
BD
BD+36 1979
Flamsteed
11 Leonis Minoris
Flamsteed name
11 LMi
Ra deg
9.594305555555556
De deg
35.810111111111105
Distance
11.37
Distance ly
37.09
last precise pa
61
last precise sep
6.65
 
 
ORBITAL ELEMENTS
 
 
Period (P)201y Periastron (T)1948y Semi-major axis (a)3.84a
Eccentricity (e)0.88 Inclination (i)117° Longitude of periastron (ω)170°
Node (Ω)41.3° Note Grade5(1=Definitive, 9=Indet.)
Equinox2000 Last observation1987
label rho theta
2000 5.680 52.3
2001 5.737 52.1
2002 5.794 51.9
2003 5.849 51.7
2004 5.902 51.6
2005 5.955 51.4
2006 6.006 51.3
2007 6.055 51.1
2008 6.104 50.9
2009 6.151 50.8
2010 6.197 50.6
2011 6.242 50.5
2012 6.286 50.4
2013 6.329 50.2
2014 6.370 50.1
2015 6.410 49.9
2016 6.449 49.8
2017 6.487 49.7
2018 6.524 49.5
2019 6.560 49.4
2020 6.594 49.3
2021 6.628 49.1
2022 6.660 49.0
2023 6.691 48.9
2024 6.721 48.7
2025 6.751 48.6
2026 6.779 48.5
2027 6.805 48.4
2028 6.831 48.2
2029 6.856 48.1
2030 6.880 48.0

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

grafico orbita





wds09357%2B3549a.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
09357+3549 HU 1128 2006 19 61 5.8 4.80 12.50 G8V NOD 093539.50+354836.4
09357+3549 HU 1128 2012 20 61 6.7 4.80 12.50 G8V NO 093539.50+354836.4

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