04093-0756 A 469 (HD 26294)
04h 09m 20.48s -07° 55' 44.5" P.A. 330.00 sep 0.2 mag 7.85,8.22 Sp A2 dist. 170.65 pc (556.66 l.y.)
Coord 2000 |
04093-0756 |
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Discov num |
A 469 |
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Comp |
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Coord arcsec 2000 |
04 09 20.48 -07 55 44.5 |
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Date first |
1903 |
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Date last |
2018 |
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Obs |
44 |
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Pa first |
344 |
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Pa last |
330 |
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P.A. Now (θ) |
334.5° |
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Sep first |
0.2 |
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Sep last |
0.24 |
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Sep. Now (ρ) |
0.239" |
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Mag pri |
7.85 |
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Mag sec |
8.22 |
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delta mag (ΔM) |
0.37 |
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Spectral class |
A2 (white) |
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Pri motion ra |
-012 |
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Sec motion ra |
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Pri motion dec |
-022 |
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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 26294 |
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Constellation |
Eridanus |
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SAO |
130988 |
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HIP |
19399 |
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Tycho2 |
5312-02256-1 |
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Gaia DR2 |
3195764463490143616 |
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HD |
26294 |
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GC |
5003 |
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ADS |
3032 |
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BD |
BD-08 798 |
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Distance |
170.65 |
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Distance ly |
556.66 |
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ORBITAL ELEMENTS
Period (P) | 126.5y | |
Periastron (T) | 1969.9y | |
Semi-major axis (a) | 0.274a | |
Eccentricity (e) | 0.869 | |
Inclination (i) | 61.7° | |
Longitude of periastron (ω) | 95.4° | |
Node (Ω) | 61.8° | |
Notes | n | |
Reference | Doc2019a | |
Equinox | 2000 | |
Last observation | 2014 | |
Grade | 3 | (1=Definitive, 9=Indet.) |
label |
theta |
rho |
2000 |
311.4 |
0.206 |
2001 |
312.6 |
0.208 |
2002 |
313.8 |
0.210 |
2003 |
314.9 |
0.212 |
2004 |
316.0 |
0.214 |
2005 |
317.1 |
0.215 |
2006 |
318.2 |
0.217 |
2007 |
319.2 |
0.219 |
2008 |
320.3 |
0.220 |
2009 |
321.3 |
0.222 |
2010 |
322.3 |
0.223 |
2011 |
323.3 |
0.225 |
2012 |
324.3 |
0.226 |
2013 |
325.3 |
0.227 |
2014 |
326.2 |
0.229 |
2015 |
327.2 |
0.230 |
2016 |
328.1 |
0.231 |
2017 |
329.0 |
0.232 |
2018 |
330.0 |
0.234 |
2019 |
330.9 |
0.235 |
2020 |
331.8 |
0.236 |
2021 |
332.7 |
0.237 |
2022 |
333.6 |
0.238 |
2023 |
334.5 |
0.239 |
2024 |
335.3 |
0.240 |
2025 |
336.2 |
0.241 |
2026 |
337.1 |
0.242 |
2027 |
337.9 |
0.242 |
2028 |
338.8 |
0.243 |
2029 |
339.6 |
0.244 |
2030 |
340.5 |
0.245 |
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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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