09243-3926 FIN 348 (HD 81411)
09h 24m 16.28s -39° 25' 31.6" P.A. 193.00 sep 0.1 mag 6.70,7.07 Sp A7V: dist. 149.03 pc (486.14 l.y.)
| Coord 2000 |
09243-3926 |
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Discov num |
FIN 348 |
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Comp |
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Coord arcsec 2000 |
09 24 16.28 -39 25 31.6 |
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| Date first |
1959 |
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Date last |
2021 |
|
Obs |
24 |
|
| Pa first |
306 |
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Pa last |
192.9 |
|
P.A. Now (θ) |
161.6° |
|
| Sep first |
0.1 |
|
Sep last |
0.083 |
|
Sep. Now (ρ) |
0.071" |
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| Mag pri |
6.70 |
|
Mag sec |
7.07 |
|
delta mag (ΔM) |
0.37 |
|
Spectral class |
A7V: (white) |
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| Pri motion ra |
+017 |
|
Sec motion ra |
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| Pri motion dec |
-024 |
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Sec motion dec |
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| Notes |
N
O
(See Notes, Orbital solution) |
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This double is physical.
OTHER CATALOGS AND DESIGNATIONS
| Name |
HD 81411 |
|
Constellation |
Vela |
|
SAO |
200330 |
|
HIP |
46114 |
|
| Tycho2 |
7695-00585-1 |
|
Gaia DR2 |
5429561629701428096 |
|
HD |
81411 |
|
HR |
3737 |
|
| GC |
12983 |
|
CD |
CD-38 5541 |
|
CP |
CP-38 3294 |
|
Distance |
149.03 |
|
| Distance ly |
486.14 |
|
ORBITAL ELEMENTS
| Period (P) | 41.7y | ± 1.02 |
Periastron (T) | 1983.3y | ± 0.76 |
Semi-major axis (a) | 0.123a | ± 0.003 |
| Eccentricity (e) | 0.454 | ± 0.03 |
Inclination (i) | 159.4° | ± 7.1 |
Longitude of periastron (ω) | 341.9° | ± 11.6 |
| Node (Ω) | 97° | ± 10.2 |
Notes | n | |
Reference | Tok2021f | |
| Equinox | | |
Last observation | 2021 | |
Grade | 2 | (1=Definitive, 9=Indet.) |
| label |
theta |
rho |
| 2000 |
308.8 |
0.170 |
| 2001 |
305.1 |
0.173 |
| 2002 |
301.5 |
0.175 |
| 2003 |
298.0 |
0.177 |
| 2004 |
294.5 |
0.178 |
| 2005 |
291.1 |
0.178 |
| 2006 |
287.6 |
0.177 |
| 2007 |
284.2 |
0.176 |
| 2008 |
280.6 |
0.174 |
| 2009 |
277.0 |
0.172 |
| 2010 |
273.2 |
0.168 |
| 2011 |
269.3 |
0.164 |
| 2012 |
265.1 |
0.160 |
| 2013 |
260.7 |
0.154 |
| 2014 |
255.9 |
0.148 |
| 2015 |
250.7 |
0.141 |
| 2016 |
244.9 |
0.133 |
| 2017 |
238.3 |
0.124 |
| 2018 |
230.7 |
0.115 |
| 2019 |
221.8 |
0.106 |
| 2020 |
211.0 |
0.096 |
| 2021 |
197.8 |
0.086 |
| 2022 |
181.5 |
0.078 |
| 2023 |
161.6 |
0.071 |
| 2024 |
138.5 |
0.067 |
| 2025 |
114.0 |
0.067 |
| 2026 |
90.3 |
0.069 |
| 2027 |
68.8 |
0.074 |
| 2028 |
50.3 |
0.080 |
| 2029 |
34.6 |
0.087 |
| 2030 |
21.4 |
0.095 |
| 2031 |
10.4 |
0.104 |
| 2032 |
1.0 |
0.112 |
| 2033 |
352.9 |
0.120 |
| 2034 |
345.8 |
0.128 |
| 2035 |
339.5 |
0.135 |
| 2036 |
333.9 |
0.142 |
| 2037 |
328.7 |
0.149 |
| 2038 |
324.0 |
0.154 |
| 2039 |
319.6 |
0.160 |
| 2040 |
315.4 |
0.164 |
| 2041 |
311.4 |
0.168 |
| 2042 |
307.7 |
0.171 |
| 2043 |
304.0 |
0.174 |
| 2044 |
300.4 |
0.176 |
| 2045 |
297.0 |
0.177 |
| 2046 |
293.5 |
0.178 |
| 2047 |
290.1 |
0.178 |
| 2048 |
286.6 |
0.177 |
| 2049 |
283.1 |
0.176 |
| 2050 |
279.5 |
0.174 |
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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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