02382+4604 A 1278 AB (HD 16283)
02h 38m 13.90s +46° 04' 03.0" P.A. 132.00 sep 0.2 mag 8.90,9.00 Sp F5
Coord 2000 |
02382+4604 |
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Discov num |
A 1278 |
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Comp |
AB |
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Coord arcsec 2000 |
02 38 13.90 +46 04 03.0 |
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Date first |
1906 |
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Date last |
2010 |
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Obs |
25 |
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Pa first |
283 |
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Pa last |
131.7 |
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P.A. Now (θ) |
297.9° |
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Sep first |
0.2 |
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Sep last |
0.22 |
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Sep. Now (ρ) |
0.224" |
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Mag pri |
8.90 |
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Mag sec |
9.00 |
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delta mag (ΔM) |
0.1 |
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Spectral class |
F5 (yellow-white) |
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Pri motion ra |
-008 |
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Sec motion ra |
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Pri motion dec |
-037 |
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Sec motion dec |
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Notes |
N
O
W
(See Notes, Orbital solution, ) |
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This double is physical.
OTHER CATALOGS AND DESIGNATIONS
Name |
HD 16283 |
|
Constellation |
Andromeda |
|
SAO |
38185 |
|
Tycho2 |
3296-02445-1 |
|
HD |
16283 |
|
ADS |
1992 |
|
SUSPECTED ORBITAL ELEMENTS
Identifier | 02382+4604 A 1278 |
coord_arcsec_2000 | 023813.90+460403.0 |
Period (P) | 108.59y | |
Periastron (T) | 2000.64y | |
Semi-major axis (a) | 0.234a | |
Eccentricity (e) | 0.711 | |
Inclination (i) | 104.7° | |
Longitude of periastron (ω) | 73.5° | |
Node (Ω) | 131° | |
Notes | n | |
Reference | Doc2012i | |
Equinox | 2000 | |
Last observation | 2010 | |
Grade | 3 | (1=Definitive, 9=Indet.) |
label |
theta |
rho |
2000 |
110.5 |
0.041 |
2001 |
65.2 |
0.019 |
2002 |
346.8 |
0.030 |
2003 |
327.6 |
0.056 |
2004 |
320.6 |
0.081 |
2005 |
316.7 |
0.102 |
2006 |
314.0 |
0.120 |
2007 |
312.1 |
0.136 |
2008 |
310.5 |
0.149 |
2009 |
309.1 |
0.161 |
2010 |
308.0 |
0.171 |
2011 |
306.9 |
0.180 |
2012 |
305.9 |
0.187 |
2013 |
305.1 |
0.194 |
2014 |
304.2 |
0.200 |
2015 |
303.4 |
0.205 |
2016 |
302.7 |
0.209 |
2017 |
302.0 |
0.213 |
2018 |
301.2 |
0.216 |
2019 |
300.6 |
0.218 |
2020 |
299.9 |
0.220 |
2021 |
299.2 |
0.222 |
2022 |
298.6 |
0.223 |
2023 |
297.9 |
0.224 |
2024 |
297.3 |
0.225 |
2025 |
296.6 |
0.225 |
2026 |
296.0 |
0.225 |
2027 |
295.4 |
0.225 |
2028 |
294.7 |
0.224 |
2029 |
294.1 |
0.223 |
2030 |
293.4 |
0.222 |
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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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