05441-1934 HDS 766 AB (HD 38314)
05h 44m 06.29s -19° 34' 14.3" P.A. 345.00 sep 0.1 mag 8.23,8.93 Sp F3V dist. 202.02 pc (658.99 l.y.)
Coord 2000 |
05441-1934 |
|
Discov num |
HDS 766 |
|
Comp |
AB |
|
Coord arcsec 2000 |
05 44 06.29 -19 34 14.3 |
|
Date first |
1991 |
|
Date last |
2020 |
|
Obs |
12 |
|
Pa first |
194 |
|
Pa last |
345.3 |
|
P.A. Now (θ) |
345.3° |
|
Sep first |
0.2 |
|
Sep last |
0.083 |
|
Sep. Now (ρ) |
0.083" |
|
Mag pri |
8.23 |
|
Mag sec |
8.93 |
|
delta mag (ΔM) |
0.7 |
|
Spectral class |
F3V (yellow-white) |
|
Pri motion ra |
+007 |
|
Sec motion ra |
|
|
Pri motion dec |
-062 |
|
Sec motion dec |
|
|
Notes |
O
(Orbital solution) |
|
This double is physical.
05441-1934 SYSTEM COMPONENTS
Show |
name |
SAO |
coord |
wds_name |
last |
obs |
pa |
sep |
mag1 |
mag2 |
d_mag |
orb |
current |
Show |
HD 38314 |
150751 |
05 44 06 -19 34 14 |
HDS 766 AB |
2020 |
12 |
345 |
0.1 |
8.23 |
8.93 |
0.70 |
Y |
<=== |
Show |
|
150751 |
05 44 06 -19 34 14 |
HDS 766 AC |
2020 |
4 |
325 |
1.2 |
8.23 |
13.10 |
4.87 |
|
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Triple system
3 estimated visually detectable stars in this system
OTHER CATALOGS AND DESIGNATIONS
Name |
HD 38314 |
|
Constellation |
Lepus |
|
SAO |
150751 |
|
HIP |
27043 |
|
Tycho2 |
5926-01742-1 |
|
HD |
38314 |
|
BD |
BD-19 1250 |
|
Distance |
202.02 |
|
Distance ly |
658.99 |
|
ORBITAL ELEMENTS
Period (P) | 80y | |
Periastron (T) | 2035.9y | |
Semi-major axis (a) | 0.175a | |
Eccentricity (e) | 0 | |
Inclination (i) | 69.8° | |
Longitude of periastron (ω) | 0° | |
Node (Ω) | 23.4° | |
Notes | | |
Reference | Tok2019d | |
Equinox | 2000 | |
Last observation | 2019 | |
Grade | 4 | (1=Definitive, 9=Indet.) |
label |
theta |
rho |
2000 |
210.0 |
0.167 |
2001 |
211.7 |
0.163 |
2002 |
213.6 |
0.158 |
2003 |
215.6 |
0.152 |
2004 |
217.7 |
0.145 |
2005 |
220.1 |
0.138 |
2006 |
222.7 |
0.130 |
2007 |
225.7 |
0.122 |
2008 |
229.2 |
0.113 |
2009 |
233.2 |
0.104 |
2010 |
238.0 |
0.095 |
2011 |
243.8 |
0.086 |
2012 |
250.9 |
0.078 |
2013 |
259.5 |
0.071 |
2014 |
269.9 |
0.065 |
2015 |
281.8 |
0.062 |
2016 |
294.7 |
0.060 |
2017 |
307.5 |
0.062 |
2018 |
319.1 |
0.066 |
2019 |
329.1 |
0.072 |
2020 |
337.4 |
0.080 |
2021 |
344.2 |
0.088 |
2022 |
349.8 |
0.097 |
2023 |
354.4 |
0.106 |
2024 |
358.3 |
0.115 |
2025 |
1.7 |
0.123 |
2026 |
4.6 |
0.132 |
2027 |
7.2 |
0.139 |
2028 |
9.5 |
0.147 |
2029 |
11.7 |
0.153 |
2030 |
13.6 |
0.159 |
|
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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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