11525-1408 HDS1676

 
 
11H 52M 27.18S -14 07' 39.2" P.A. 343.4 SEP 0.07 MAG 8.08,9.33 SP G0V DIST. 64.27 PC (209.65 L.Y.)
 
 
Coord 2000
11525-1408
Discov num
HDS1676
Comp
Coord arcsec 2000
11 52 27.18 -14 07 39.2
Date first
1991
Date last
2015
Obs
10
Pa first
103
Pa last
156
P.A. Now (θ)
343.4°
Sep first
0.2
Sep last
0.1
Sep. Now (ρ)
0.07"
Mag pri
8.08
Mag sec
9.33
delta mag (ΔM)
1.25
Spectral class
G0V (yellow)
Pri motion ra
-196
Sec motion ra
Pri motion dec
+050
Sec motion dec
Notes
O (Orbital solution)
This double is physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation
Crater
SAO
156952
HIP
57894
Tycho2
5523-00865-1
HD
103130
BD
BD-13 3458
Distance
64.27
Distance ly
209.65
last precise pa
155.9
last precise sep
0.101
 
 
ORBITAL ELEMENTS
 
 
Period (P)16.71y± 0.42 Periastron (T)1999.6y± 0.42 Semi-major axis (a)0.1474a± 0.003
Eccentricity (e)0.681± 0.01 Inclination (i)48.2°± 1.7 Longitude of periastron (ω)307.5°± 2.9
Node (Ω)324.6°± 2 Note Grade3(1=Definitive, 9=Indet.)
Equinox2000 Last observation
label rho theta
2000 0.057 325.9
2001 0.081 13.2
2002 0.101 41.2
2003 0.121 59.9
2004 0.142 73.1
2005 0.161 83.1
2006 0.177 91.1
2007 0.190 97.9
2008 0.200 103.9
2009 0.206 109.4
2010 0.207 114.7
2011 0.203 120.1
2012 0.193 125.9
2013 0.174 132.7
2014 0.145 141.6
2015 0.099 157.1
2016 0.036 224.6
2017 0.066 343.4
2018 0.087 22.5
2019 0.107 47.3
2020 0.127 64.2
2021 0.148 76.3
2022 0.166 85.6
2023 0.181 93.2
2024 0.194 99.7
2025 0.202 105.5
2026 0.207 111.0
2027 0.207 116.3
2028 0.201 121.8
2029 0.188 127.8
2030 0.167 134.9

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