09156-1036 MTG   2

 
 
09h 15m 36.40s -10 35' 47.2" P.A. 64 sep 0.1 mag 13.70,
 
 
Coord 2000
09156-1036
Discov num
MTG   2
Comp
Coord arcsec 2000
09 15 36.40 -10 35 47.2
Date first
2003
Date last
2015
Obs
7
Pa first
82
Pa last
64
P.A. Now (θ)
64°
Sep first
0.1
Sep last
0.1
Sep. Now (ρ)
0.1"
Mag pri
13.70
Mag sec
delta mag (ΔM)
Spectral class
Pri motion ra
-395
Sec motion ra
Pri motion dec
-193
Sec motion dec
Notes
N O (See Notes, Orbital solution)
This double is physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
64.2
Precise sep
0.148
Constellation
Hydra
last precise pa
64.2
last precise sep
0.148
 
 
ORBITAL ELEMENTS
 
 
Period (P)5.016y Periastron (T)2013.894y Semi-major axis (a)0.181a
Eccentricity (e)0.404 Inclination (i)120.9° Longitude of periastron (ω)264.6°
Node (Ω)116.2° Note Grade3(1=Definitive, 9=Indet.)
Equinox2000 Last observation2016
label rho theta
2000 0.179 98.7
2001 0.144 57.4
2002 0.138 355.7
2003 0.163 309.4
2004 0.065 171.4
2005 0.179 99.2
2006 0.144 58.3
2007 0.137 356.6
2008 0.163 310.0
2009 0.063 175.7
2010 0.179 99.8
2011 0.145 59.1
2012 0.137 357.6
2013 0.164 310.7
2014 0.061 180.3
2015 0.178 100.3
2016 0.146 60.0
2017 0.136 358.5
2018 0.164 311.4
2019 0.059 185.3
2020 0.178 100.9
2021 0.146 60.8
2022 0.136 359.5
2023 0.164 312.0
2024 0.057 190.5
2025 0.178 101.4
2026 0.147 61.6
2027 0.135 0.4
2028 0.164 312.7
2029 0.056 196.0
2030 0.178 102.0

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

grafico orbita





wds09156-1036a.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
09156-1036 MTG 2 2005 2 266 0.2 8.80 8.90 K 091536.40-103547.2
09156-1036 MTG 2 2010 3 99 0.2 13.70   091536.40-103547.2
09156-1036 MTG 2 2012 4 176 0.1 13.70   091536.40-103547.2
09156-1036 MTG 2 2015 5 99 0.2 13.70   091536.40-103547.2

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