11043-3643 HDS 1579 (HD 96054)
11h 04m 16.68s -36° 43' 17.6" P.A. 67.00 sep 0.2 mag 7.26,10.09 Sp A8V dist. 122.85 pc (400.74 l.y.)
| Coord 2000 |
11043-3643 |
|
Discov num |
HDS1579 |
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Comp |
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Coord arcsec 2000 |
11 04 16.68 -36 43 17.6 |
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| Date first |
1991 |
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Date last |
2021 |
|
Obs |
6 |
|
| Pa first |
267 |
|
Pa last |
67 |
|
P.A. Now (θ) |
67° |
|
| Sep first |
0.3 |
|
Sep last |
0.201 |
|
Sep. Now (ρ) |
0.201" |
|
| Mag pri |
7.26 |
|
Mag sec |
10.09 |
|
delta mag (ΔM) |
2.83 |
|
Spectral class |
A8V (white) |
|
| Pri motion ra |
-034 |
|
Sec motion ra |
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| Pri motion dec |
+017 |
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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
| Name |
HD 96054 |
|
Constellation |
Antlia |
|
SAO |
202055 |
|
HIP |
54106 |
|
| Tycho2 |
7212-01264-1 |
|
Gaia DR2 |
5400254765733986560 |
|
HD |
96054 |
|
GC |
15222 |
|
| CD |
CD-36 6924 |
|
CP |
CP-36 4791 |
|
Distance |
122.85 |
|
Distance ly |
400.74 |
|
ORBITAL ELEMENTS
| Period (P) | 100y | |
Periastron (T) | 2011y | |
Semi-major axis (a) | 0.27a | |
| Eccentricity (e) | 0.447 | |
Inclination (i) | 131° | |
Longitude of periastron (ω) | 84.3° | |
| Node (Ω) | 239.8° | |
Notes | | |
Reference | Tok2019d | |
| Equinox | 2000 | |
Last observation | 2019 | |
Grade | 4 | (1=Definitive, 9=Indet.) |
| label |
theta |
rho |
| 2000 |
242.7 |
0.213 |
| 2001 |
239.2 |
0.205 |
| 2002 |
235.3 |
0.196 |
| 2003 |
231.1 |
0.186 |
| 2004 |
226.4 |
0.175 |
| 2005 |
221.0 |
0.163 |
| 2006 |
214.7 |
0.150 |
| 2007 |
207.2 |
0.137 |
| 2008 |
198.1 |
0.124 |
| 2009 |
187.0 |
0.112 |
| 2010 |
173.7 |
0.103 |
| 2011 |
158.5 |
0.099 |
| 2012 |
142.5 |
0.099 |
| 2013 |
127.5 |
0.104 |
| 2014 |
114.4 |
0.114 |
| 2015 |
103.7 |
0.126 |
| 2016 |
94.9 |
0.139 |
| 2017 |
87.6 |
0.153 |
| 2018 |
81.6 |
0.166 |
| 2019 |
76.4 |
0.179 |
| 2020 |
72.0 |
0.191 |
| 2021 |
68.0 |
0.203 |
| 2022 |
64.4 |
0.213 |
| 2023 |
61.2 |
0.222 |
| 2024 |
58.2 |
0.231 |
| 2025 |
55.4 |
0.238 |
| 2026 |
52.7 |
0.245 |
| 2027 |
50.2 |
0.251 |
| 2028 |
47.8 |
0.256 |
| 2029 |
45.5 |
0.261 |
| 2030 |
43.3 |
0.265 |
|
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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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