03035-1059 BU 1174

 
 
03h 03m 32.01s -10 58' 29.3" P.A. 227 sep 0.6 mag 7.24,10.96 Sp F8 dist. 50.66 pc (165.25 l.y.)
 
 
Coord 2000
03035-1059
Discov num
BU 1174
Comp
Coord arcsec 2000
03 03 32.01 -10 58 29.3
Date first
1890
Date last
2015
Obs
9
Pa first
306
Pa last
227
P.A. Now (θ)
227°
Sep first
1.2
Sep last
0.6
Sep. Now (ρ)
0.6"
Mag pri
7.24
Mag sec
10.96
delta mag (ΔM)
3.72
Spectral class
F8 (yellow-white)
Pri motion ra
-023
Sec motion ra
Pri motion dec
-113
Sec motion dec
Notes
O (Orbital solution)
This double is physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
226.6
Precise sep
0.594
Constellation
Eridanus
SAO
148739
HIP
14235
Tycho2
5290-00598-1
HD
19063
BD
BD-11 579
Distance
50.66
Distance ly
165.25
last precise pa
226.6
last precise sep
0.594
 
 
ORBITAL ELEMENTS
 
 
Period (P)346y Periastron (T)2039.8y Semi-major axis (a)1.221a
Eccentricity (e)0.797 Inclination (i)120.8° Longitude of periastron (ω)249.4°
Node (Ω)7.6° Note Grade5(1=Definitive, 9=Indet.)
Equinox2000 Last observation2015
label rho theta
2000 0.678 244.6
2001 0.673 243.5
2002 0.667 242.5
2003 0.662 241.4
2004 0.656 240.3
2005 0.651 239.2
2006 0.645 238.0
2007 0.640 236.9
2008 0.634 235.7
2009 0.628 234.5
2010 0.622 233.2
2011 0.616 232.0
2012 0.610 230.7
2013 0.604 229.4
2014 0.597 228.1
2015 0.590 226.7
2016 0.584 225.3
2017 0.576 223.9
2018 0.569 222.4
2019 0.561 220.9
2020 0.553 219.4
2021 0.545 217.8
2022 0.536 216.1
2023 0.526 214.4
2024 0.516 212.7
2025 0.505 210.8
2026 0.493 208.9
2027 0.481 206.9
2028 0.467 204.8
2029 0.452 202.5
2030 0.435 200.0

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

grafico orbita





wds03035-1059a.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
03035-1059 BU 1174 1991 6 252 0.7 7.24 10.96 F8 030332.01-105829.3
03035-1059 BU 1174 2008 7 55 0.6 7.24 10.96 F8 030332.01-105829.3
03035-1059 BU 1174 2013 8 229 0.6 7.24 10.96 F8 030332.01-105829.3
03035-1059 BU 1174 2015 9 227 0.6 7.24 10.96 F8 030332.01-105829.3

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