04303+1950 PAT 10 (HD 28483)
04h 30m 17.91s +19° 50' 26.3" P.A. 303.00 sep 0.2 mag 7.20,11.20 Sp F5 dist. 47.1 pc (153.64 l.y.)
Coord 2000 |
04303+1950 |
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Discov num |
PAT 10 |
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Comp |
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Coord arcsec 2000 |
04 30 17.91 +19 50 26.3 |
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Date first |
1996 |
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Date last |
2021 |
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Obs |
8 |
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Pa first |
246 |
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Pa last |
303.4 |
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P.A. Now (θ) |
293.1° |
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Sep first |
0.1 |
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Sep last |
0.16 |
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Sep. Now (ρ) |
0.197" |
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Mag pri |
7.20 |
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Mag sec |
11.20 |
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delta mag (ΔM) |
4 |
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Spectral class |
F5 (yellow-white) |
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Pri motion ra |
+095 |
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Sec motion ra |
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Pri motion dec |
-028 |
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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 28483 |
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Constellation |
Taurus |
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SAO |
93973 |
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HIP |
21008 |
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Tycho2 |
1273-00583-1 |
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Gaia DR2 |
144130516816579200 |
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HD |
28483 |
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GC |
5470 |
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BD |
BD+19 731 |
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Distance |
47.1 |
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Distance ly |
153.64 |
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ORBITAL ELEMENTS
Period (P) | 11.016y | ± 0.02 |
Periastron (T) | 1986.57y | ± 0.04 |
Semi-major axis (a) | 0.128a | ± 0.0019 |
Eccentricity (e) | 0.754 | ± 0.007 |
Inclination (i) | 142.1° | ± 2 |
Longitude of periastron (ω) | 34.1° | ± 3 |
Node (Ω) | 127.6° | ± 2.6 |
Notes | n | |
Reference | Tok2020e | |
Equinox | | |
Last observation | | |
Grade | 3 | (1=Definitive, 9=Indet.) |
label |
theta |
rho |
2000 |
301.0 |
0.172 |
2001 |
292.9 |
0.198 |
2002 |
286.3 |
0.210 |
2003 |
280.1 |
0.211 |
2004 |
273.6 |
0.202 |
2005 |
266.2 |
0.183 |
2006 |
256.3 |
0.153 |
2007 |
240.3 |
0.111 |
2008 |
198.3 |
0.059 |
2009 |
355.8 |
0.048 |
2010 |
313.7 |
0.126 |
2011 |
301.1 |
0.171 |
2012 |
293.0 |
0.197 |
2013 |
286.4 |
0.210 |
2014 |
280.2 |
0.211 |
2015 |
273.7 |
0.202 |
2016 |
266.3 |
0.183 |
2017 |
256.5 |
0.153 |
2018 |
240.6 |
0.112 |
2019 |
199.6 |
0.060 |
2020 |
357.7 |
0.047 |
2021 |
314.0 |
0.125 |
2022 |
301.3 |
0.170 |
2023 |
293.1 |
0.197 |
2024 |
286.5 |
0.210 |
2025 |
280.3 |
0.211 |
2026 |
273.8 |
0.202 |
2027 |
266.4 |
0.183 |
2028 |
256.7 |
0.154 |
2029 |
241.0 |
0.113 |
2030 |
200.8 |
0.060 |
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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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