08476-3124 HDS 1273
08h 47m 35.57s -31° 23' 53.0" P.A. 74.00 sep 0.1 mag 10.68,10.78 Sp K5V dist. 61.46 pc (200.48 l.y.)
| Coord 2000 |
08476-3124 |
|
Discov num |
HDS1273 |
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Comp |
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Coord arcsec 2000 |
08 47 35.57 -31 23 53.0 |
|
| Date first |
1991 |
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Date last |
2021 |
|
Obs |
11 |
|
| Pa first |
262 |
|
Pa last |
73.9 |
|
P.A. Now (θ) |
73.9° |
|
| Sep first |
0.1 |
|
Sep last |
0.052 |
|
Sep. Now (ρ) |
0.052" |
|
| Mag pri |
10.68 |
|
Mag sec |
10.78 |
|
delta mag (ΔM) |
0.1 |
|
Spectral class |
K5V (yellow-orange) |
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| Pri motion ra |
-006 |
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Sec motion ra |
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| Pri motion dec |
-018 |
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Sec motion dec |
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| Notes |
O
(Orbital solution) |
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This double is physical.
OTHER CATALOGS AND DESIGNATIONS
| Constellation |
Pyxis |
|
HIP |
43170 |
|
Tycho2 |
7137-01042-1 |
|
Gaia DR2 |
5641089628024309120 |
|
| CD |
CD-30 6812 |
|
CP |
CP-30 2674 |
|
Distance |
61.46 |
|
Distance ly |
200.48 |
|
ORBITAL ELEMENTS
| Period (P) | 84.3y | |
Periastron (T) | 2020.38y | |
Semi-major axis (a) | 0.272a | |
| Eccentricity (e) | 0.572 | |
Inclination (i) | 99.4° | |
Longitude of periastron (ω) | 90° | |
| Node (Ω) | 236.5° | |
Notes | | |
Reference | Tok2019c | |
| Equinox | | |
Last observation | 2018 | |
Grade | 4 | (1=Definitive, 9=Indet.) |
| label |
theta |
rho |
| 2000 |
249.2 |
0.205 |
| 2001 |
248.2 |
0.210 |
| 2002 |
247.3 |
0.214 |
| 2003 |
246.4 |
0.218 |
| 2004 |
245.5 |
0.221 |
| 2005 |
244.7 |
0.223 |
| 2006 |
243.8 |
0.224 |
| 2007 |
243.0 |
0.225 |
| 2008 |
242.1 |
0.224 |
| 2009 |
241.3 |
0.221 |
| 2010 |
240.4 |
0.217 |
| 2011 |
239.5 |
0.211 |
| 2012 |
238.5 |
0.203 |
| 2013 |
237.4 |
0.193 |
| 2014 |
236.2 |
0.180 |
| 2015 |
234.8 |
0.163 |
| 2016 |
232.9 |
0.142 |
| 2017 |
230.4 |
0.118 |
| 2018 |
226.4 |
0.088 |
| 2019 |
217.8 |
0.055 |
| 2020 |
184.4 |
0.024 |
| 2021 |
94.5 |
0.030 |
| 2022 |
72.3 |
0.064 |
| 2023 |
65.4 |
0.096 |
| 2024 |
61.9 |
0.124 |
| 2025 |
59.6 |
0.148 |
| 2026 |
57.9 |
0.167 |
| 2027 |
56.5 |
0.183 |
| 2028 |
55.3 |
0.196 |
| 2029 |
54.3 |
0.205 |
| 2030 |
53.3 |
0.213 |
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Note: Theta is PA, Rho is Sep. For yearly orbits, data refer to Jan 1st.
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Measures: green=micrometric, blue=interferometric, purple=photographic |
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