05336-5104 HU 1566 (HD 37144)
05h 33m 36.21s -51° 03' 56.2" P.A. 47.00 sep 1.8 mag 9.47,9.94 Sp K2V dist. 42.34 pc (138.11 l.y.)
| Coord 2000 |
05336-5104 |
|
Discov num |
HU 1566 |
|
Comp |
|
|
Coord arcsec 2000 |
05 33 36.21 -51 03 56.2 |
|
| Date first |
1914 |
|
Date last |
2019 |
|
Obs |
34 |
|
| Pa first |
175 |
|
Pa last |
46.6 |
|
P.A. Now (θ) |
46.6° |
|
| Sep first |
0.8 |
|
Sep last |
1.81 |
|
Sep. Now (ρ) |
1.81" |
|
| Mag pri |
9.47 |
|
Mag sec |
9.94 |
|
delta mag (ΔM) |
0.47 |
|
Spectral class |
K2V (yellow-orange) |
|
| Pri motion ra |
+004 |
|
Sec motion ra |
+004 |
|
| Pri motion dec |
+028 |
|
Sec motion dec |
+028 |
|
| Notes |
O
(Orbital solution) |
|
This double is physical.
OTHER CATALOGS AND DESIGNATIONS
| Name |
HD 37144 |
|
Constellation |
Pictor |
|
SAO |
234023 |
|
HIP |
26067 |
|
| Tycho2 |
8098-00597-1 |
|
Gaia DR2 |
4793337644418751360 |
|
HD |
37144 |
|
CD |
CD-51 1540 |
|
| CP |
CP-51 730 |
|
Distance |
42.34 |
|
Distance ly |
138.11 |
|
ORBITAL ELEMENTS
| Period (P) | 463.8125y | ± 231.8275 |
Periastron (T) | 1915.7252y | ± 13.5608 |
Semi-major axis (a) | 1.64272a | ± 0.34985 |
| Eccentricity (e) | 0.43312 | ± 0.11604 |
Inclination (i) | 148.745° | ± 13.273 |
Longitude of periastron (ω) | 250.863° | ± 59.383 |
| Node (Ω) | 64.15° | ± 39.186 |
Notes | | |
Reference | Izm2019 | |
| Equinox | | |
Last observation | 2015 | |
Grade | 5 | (1=Definitive, 9=Indet.) |
| label |
theta |
rho |
| 2000 |
58.4 |
1.643 |
| 2001 |
57.8 |
1.651 |
| 2002 |
57.2 |
1.660 |
| 2003 |
56.6 |
1.669 |
| 2004 |
56.0 |
1.677 |
| 2005 |
55.5 |
1.686 |
| 2006 |
54.9 |
1.694 |
| 2007 |
54.3 |
1.702 |
| 2008 |
53.8 |
1.710 |
| 2009 |
53.2 |
1.718 |
| 2010 |
52.7 |
1.726 |
| 2011 |
52.2 |
1.734 |
| 2012 |
51.6 |
1.742 |
| 2013 |
51.1 |
1.749 |
| 2014 |
50.6 |
1.757 |
| 2015 |
50.1 |
1.764 |
| 2016 |
49.5 |
1.771 |
| 2017 |
49.0 |
1.778 |
| 2018 |
48.5 |
1.785 |
| 2019 |
48.0 |
1.792 |
| 2020 |
47.5 |
1.799 |
| 2021 |
47.0 |
1.806 |
| 2022 |
46.5 |
1.812 |
| 2023 |
46.0 |
1.819 |
| 2024 |
45.5 |
1.825 |
| 2025 |
45.1 |
1.831 |
| 2026 |
44.6 |
1.837 |
| 2027 |
44.1 |
1.843 |
| 2028 |
43.6 |
1.849 |
| 2029 |
43.2 |
1.855 |
| 2030 |
42.7 |
1.861 |
|
|
Note: Theta is PA, Rho is Sep. For yearly orbits, data refer to Jan 1st.
|
|
|
|
|
|
|
|
Measures: green=micrometric, blue=interferometric, purple=photographic |
|
