05148+1232 HU 1224 (HD 34021)
05h 14m 45.03s +12° 31' 31.3" P.A. 115.00 sep 1.1 mag 8.47,9.30 Sp A1V dist. 222.22 pc (724.88 l.y.)
| Coord 2000 |
05148+1232 |
|
Discov num |
HU 1224 |
|
Comp |
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Coord arcsec 2000 |
05 14 45.03 +12 31 31.3 |
|
| Date first |
1905 |
|
Date last |
2016 |
|
Obs |
32 |
|
| Pa first |
132 |
|
Pa last |
115 |
|
P.A. Now (θ) |
115° |
|
| Sep first |
0.9 |
|
Sep last |
1.056 |
|
Sep. Now (ρ) |
1.056" |
|
| Mag pri |
8.47 |
|
Mag sec |
9.30 |
|
delta mag (ΔM) |
0.83 |
|
Spectral class |
A1V (white) |
|
| Pri motion ra |
-010 |
|
Sec motion ra |
-010 |
|
| Pri motion dec |
-013 |
|
Sec motion dec |
-013 |
|
| Notes |
O
(Orbital solution) |
|
This double is physical.
OTHER CATALOGS AND DESIGNATIONS
| Name |
HD 34021 |
|
Constellation |
Orion |
|
HIP |
24452 |
|
Tycho2 |
0707-00653-1 |
|
| Gaia DR2 |
3388428445754587904 |
|
HD |
34021 |
|
ADS |
3822 |
|
BD |
BD+12 752 |
|
| Distance |
222.22 |
|
Distance ly |
724.88 |
|
ORBITAL ELEMENTS
| Period (P) | 1469.7631y | ± 809.2494 |
Periastron (T) | 2091.9311y | ± 245.0676 |
Semi-major axis (a) | 3.25359a | ± 1.46035 |
| Eccentricity (e) | 0.91727 | ± 0.1057 |
Inclination (i) | 101.263° | ± 6.424 |
Longitude of periastron (ω) | 82.037° | ± 19.817 |
| Node (Ω) | 92.567° | ± 51.142 |
Notes | | |
Reference | Izm2019 | |
| Equinox | | |
Last observation | 2013 | |
Grade | 5 | (1=Definitive, 9=Indet.) |
| label |
theta |
rho |
| 2000 |
116.7 |
1.036 |
| 2001 |
116.5 |
1.035 |
| 2002 |
116.3 |
1.034 |
| 2003 |
116.1 |
1.033 |
| 2004 |
115.9 |
1.031 |
| 2005 |
115.7 |
1.030 |
| 2006 |
115.6 |
1.028 |
| 2007 |
115.4 |
1.027 |
| 2008 |
115.2 |
1.025 |
| 2009 |
115.0 |
1.024 |
| 2010 |
114.8 |
1.022 |
| 2011 |
114.6 |
1.021 |
| 2012 |
114.4 |
1.019 |
| 2013 |
114.2 |
1.017 |
| 2014 |
114.0 |
1.015 |
| 2015 |
113.8 |
1.013 |
| 2016 |
113.6 |
1.011 |
| 2017 |
113.4 |
1.009 |
| 2018 |
113.2 |
1.007 |
| 2019 |
113.0 |
1.005 |
| 2020 |
112.8 |
1.003 |
| 2021 |
112.6 |
1.001 |
| 2022 |
112.4 |
0.998 |
| 2023 |
112.2 |
0.996 |
| 2024 |
112.0 |
0.994 |
| 2025 |
111.8 |
0.991 |
| 2026 |
111.6 |
0.989 |
| 2027 |
111.4 |
0.986 |
| 2028 |
111.2 |
0.983 |
| 2029 |
111.0 |
0.980 |
| 2030 |
110.8 |
0.977 |
|
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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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