04195+3800 HDS 552 (HD 27214)
04h 19m 30.24s +37° 59' 54.3" P.A. 336.00 sep 0.1 mag 7.57,8.82 Sp F0 dist. 86.88 pc (283.4 l.y.)
| Coord 2000 |
04195+3800 |
|
Discov num |
HDS 552 |
|
Comp |
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Coord arcsec 2000 |
04 19 30.24 +37 59 54.3 |
|
| Date first |
1991 |
|
Date last |
2012 |
|
Obs |
13 |
|
| Pa first |
309 |
|
Pa last |
336.2 |
|
P.A. Now (θ) |
275.9° |
|
| Sep first |
0.1 |
|
Sep last |
0.125 |
|
Sep. Now (ρ) |
0.045" |
|
| Mag pri |
7.57 |
|
Mag sec |
8.82 |
|
delta mag (ΔM) |
1.25 |
|
Spectral class |
F0 (yellow-white) |
|
| Pri motion ra |
-027 |
|
Sec motion ra |
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| Pri motion dec |
-009 |
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Sec motion dec |
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| Notes |
N
O
(See Notes, Orbital solution) |
|
This double is physical.
OTHER CATALOGS AND DESIGNATIONS
| Name |
HD 27214 |
|
Constellation |
Perseus |
|
SAO |
57151 |
|
HIP |
20176 |
|
| Tycho2 |
2878-00607-1 |
|
Gaia DR2 |
177811272394668416 |
|
HD |
27214 |
|
GC |
5203 |
|
| BD |
BD+37 909 |
|
Distance |
86.88 |
|
Distance ly |
283.4 |
|
ORBITAL ELEMENTS
| Period (P) | 28.313y | |
Periastron (T) | 2024.016y | |
Semi-major axis (a) | 0.143a | |
| Eccentricity (e) | 0.585 | |
Inclination (i) | 110.6° | |
Longitude of periastron (ω) | 289.4° | |
| Node (Ω) | 122.8° | |
Notes | n | |
Reference | Doc2017i | |
| Equinox | 2000 | |
Last observation | 2012 | |
Grade | 3 | (1=Definitive, 9=Indet.) |
| label |
theta |
rho |
| 2000 |
97.2 |
0.092 |
| 2001 |
88.0 |
0.087 |
| 2002 |
77.4 |
0.081 |
| 2003 |
65.3 |
0.076 |
| 2004 |
51.9 |
0.073 |
| 2005 |
37.9 |
0.073 |
| 2006 |
24.5 |
0.076 |
| 2007 |
12.5 |
0.082 |
| 2008 |
2.3 |
0.089 |
| 2009 |
353.9 |
0.098 |
| 2010 |
346.9 |
0.108 |
| 2011 |
341.0 |
0.117 |
| 2012 |
336.0 |
0.126 |
| 2013 |
331.6 |
0.134 |
| 2014 |
327.7 |
0.141 |
| 2015 |
324.1 |
0.147 |
| 2016 |
320.8 |
0.150 |
| 2017 |
317.6 |
0.152 |
| 2018 |
314.3 |
0.150 |
| 2019 |
310.9 |
0.144 |
| 2020 |
307.0 |
0.132 |
| 2021 |
302.1 |
0.114 |
| 2022 |
294.7 |
0.086 |
| 2023 |
275.9 |
0.045 |
| 2024 |
169.3 |
0.027 |
| 2025 |
129.2 |
0.067 |
| 2026 |
117.1 |
0.088 |
| 2027 |
108.3 |
0.094 |
| 2028 |
99.9 |
0.093 |
| 2029 |
91.0 |
0.089 |
| 2030 |
80.9 |
0.083 |
|
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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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