05059-1355 A 3009 (HD 32915)
05h 05m 55.22s -13° 54' 49.5" P.A. 274.00 sep 1.2 mag 8.21,9.74 Sp K0V dist. 46.55 pc (151.85 l.y.)
Coord 2000 |
05059-1355 |
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Discov num |
A 3009 |
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Comp |
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Coord arcsec 2000 |
05 05 55.22 -13 54 49.5 |
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Date first |
1926 |
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Date last |
2016 |
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Obs |
32 |
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Pa first |
110 |
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Pa last |
274 |
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P.A. Now (θ) |
274° |
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Sep first |
0.9 |
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Sep last |
1.226 |
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Sep. Now (ρ) |
1.226" |
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Mag pri |
8.21 |
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Mag sec |
9.74 |
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delta mag (ΔM) |
1.53 |
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Spectral class |
K0V (yellow-orange) |
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Pri motion ra |
+082 |
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Sec motion ra |
+082 |
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Pri motion dec |
+058 |
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Sec motion dec |
+058 |
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Notes |
O
(Orbital solution) |
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This double is physical.
OTHER CATALOGS AND DESIGNATIONS
Name |
HD 32915 |
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Constellation |
Lepus |
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SAO |
150137 |
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HIP |
23716 |
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Tycho2 |
5329-00901-1 |
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Gaia DR2 |
2987621174275697792 |
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HD |
32915 |
|
ADS |
3686 |
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BD |
BD-14 1040 |
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Distance |
46.55 |
|
Distance ly |
151.85 |
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ORBITAL ELEMENTS
Period (P) | 254.7602y | ± 64.2058 |
Periastron (T) | 1948.1176y | ± 19.6434 |
Semi-major axis (a) | 1.18105a | ± 0.18374 |
Eccentricity (e) | 0.21428 | ± 0.0731 |
Inclination (i) | 34.858° | ± 5.891 |
Longitude of periastron (ω) | 96.215° | ± 52.333 |
Node (Ω) | 64.14° | ± 17.775 |
Notes | | |
Reference | Izm2019 | |
Equinox | | |
Last observation | 2014 | |
Grade | 4 | (1=Definitive, 9=Indet.) |
label |
theta |
rho |
2000 |
255.9 |
1.150 |
2001 |
257.1 |
1.154 |
2002 |
258.3 |
1.157 |
2003 |
259.4 |
1.161 |
2004 |
260.6 |
1.164 |
2005 |
261.8 |
1.167 |
2006 |
262.9 |
1.170 |
2007 |
264.1 |
1.172 |
2008 |
265.2 |
1.175 |
2009 |
266.4 |
1.177 |
2010 |
267.5 |
1.179 |
2011 |
268.6 |
1.181 |
2012 |
269.8 |
1.182 |
2013 |
270.9 |
1.184 |
2014 |
272.0 |
1.185 |
2015 |
273.1 |
1.186 |
2016 |
274.3 |
1.187 |
2017 |
275.4 |
1.188 |
2018 |
276.5 |
1.189 |
2019 |
277.6 |
1.189 |
2020 |
278.7 |
1.190 |
2021 |
279.9 |
1.190 |
2022 |
281.0 |
1.190 |
2023 |
282.1 |
1.190 |
2024 |
283.2 |
1.191 |
2025 |
284.3 |
1.190 |
2026 |
285.4 |
1.190 |
2027 |
286.5 |
1.190 |
2028 |
287.7 |
1.190 |
2029 |
288.8 |
1.189 |
2030 |
289.9 |
1.189 |
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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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