04179+5847 STF 511 (HD 26839)
04h 17m 55.70s +58° 47' 26.7" P.A. 67.00 sep 0.5 mag 7.37,8.70 Sp A2V dist. 125.94 pc (410.82 l.y.)
Coord 2000 |
04179+5847 |
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Discov num |
STF 511 |
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Comp |
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Coord arcsec 2000 |
04 17 55.70 +58 47 26.7 |
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Date first |
1827 |
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Date last |
2022 |
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Obs |
98 |
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Pa first |
321 |
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Pa last |
66.8 |
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P.A. Now (θ) |
67.3° |
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Sep first |
0.5 |
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Sep last |
0.529 |
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Sep. Now (ρ) |
0.521" |
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Mag pri |
7.37 |
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Mag sec |
8.70 |
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delta mag (ΔM) |
1.33 |
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Spectral class |
A2V (white) |
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Pri motion ra |
-017 |
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Sec motion ra |
-017 |
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Pri motion dec |
-005 |
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Sec motion dec |
-005 |
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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 26839 |
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Constellation |
Camelopardalis |
|
SAO |
24521 |
|
HIP |
20046 |
|
Tycho2 |
3731-01649-1 |
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HD |
26839 |
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GC |
5160 |
|
ADS |
3098 |
|
BD |
BD+58 727 |
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Distance |
125.94 |
|
Distance ly |
410.82 |
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ORBITAL ELEMENTS
Period (P) | 343y | |
Periastron (T) | 1933y | |
Semi-major axis (a) | 0.535a | |
Eccentricity (e) | 0.31 | |
Inclination (i) | 148° | |
Longitude of periastron (ω) | 298° | |
Node (Ω) | 128.5° | |
Notes | n | |
Reference | Hei1996c | |
Equinox | | |
Last observation | | |
Grade | 3 | (1=Definitive, 9=Indet.) |
label |
theta |
rho |
2000 |
89.0 |
0.492 |
2001 |
88.0 |
0.493 |
2002 |
87.0 |
0.495 |
2003 |
86.0 |
0.496 |
2004 |
85.0 |
0.498 |
2005 |
84.0 |
0.499 |
2006 |
83.1 |
0.500 |
2007 |
82.1 |
0.502 |
2008 |
81.1 |
0.503 |
2009 |
80.2 |
0.504 |
2010 |
79.2 |
0.505 |
2011 |
78.3 |
0.507 |
2012 |
77.3 |
0.508 |
2013 |
76.4 |
0.509 |
2014 |
75.5 |
0.510 |
2015 |
74.6 |
0.512 |
2016 |
73.6 |
0.513 |
2017 |
72.7 |
0.514 |
2018 |
71.8 |
0.515 |
2019 |
70.9 |
0.517 |
2020 |
70.0 |
0.518 |
2021 |
69.1 |
0.519 |
2022 |
68.2 |
0.520 |
2023 |
67.3 |
0.521 |
2024 |
66.4 |
0.523 |
2025 |
65.5 |
0.524 |
2026 |
64.6 |
0.525 |
2027 |
63.8 |
0.526 |
2028 |
62.9 |
0.528 |
2029 |
62.0 |
0.529 |
2030 |
61.2 |
0.530 |
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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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