06274-2544 B 114 (HD 45609)
06h 27m 24.10s -25° 44' 04.4" P.A. 32.00 sep 0.5 mag 9.05,9.36 Sp KO+K1 dist. 41.36 pc (134.92 l.y.)
| Coord 2000 |
06274-2544 |
|
Discov num |
B 114 |
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Comp |
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Coord arcsec 2000 |
06 27 24.10 -25 44 04.4 |
|
| Date first |
1926 |
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Date last |
2021 |
|
Obs |
54 |
|
| Pa first |
294 |
|
Pa last |
32.1 |
|
P.A. Now (θ) |
35.8° |
|
| Sep first |
0.4 |
|
Sep last |
0.541 |
|
Sep. Now (ρ) |
0.506" |
|
| Mag pri |
9.05 |
|
Mag sec |
9.36 |
|
delta mag (ΔM) |
0.31 |
|
Spectral class |
KO+K1 (yellow-orange/yellow-orange) |
|
| Pri motion ra |
+001 |
|
Sec motion ra |
+001 |
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| Pri motion dec |
+088 |
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Sec motion dec |
+088 |
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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 45609 |
|
Constellation |
Canis Major |
|
SAO |
171781 |
|
HIP |
30733 |
|
| Tycho2 |
6511-01088-1 |
|
HD |
45609 |
|
ADS |
5092 |
|
CD |
CD-25 3240 |
|
| CP |
CP-25 1445 |
|
Distance |
41.36 |
|
Distance ly |
134.92 |
|
ORBITAL ELEMENTS
| Period (P) | 59.71y | ± 0.1 |
Periastron (T) | 2037.1y | ± 0.3 |
Semi-major axis (a) | 0.428a | ± 0.003 |
| Eccentricity (e) | 0.538 | ± 0.005 |
Inclination (i) | 21.2° | ± 1.5 |
Longitude of periastron (ω) | 358.5° | ± 10 |
| Node (Ω) | 179.6° | ± 8 |
Notes | n | |
Reference | Doc2016i | |
| Equinox | 2000 | |
Last observation | 2015 | |
Grade | 2 | (1=Definitive, 9=Indet.) |
| label |
theta |
rho |
| 2000 |
343.2 |
0.626 |
| 2001 |
345.4 |
0.634 |
| 2002 |
347.5 |
0.641 |
| 2003 |
349.6 |
0.647 |
| 2004 |
351.7 |
0.652 |
| 2005 |
353.7 |
0.655 |
| 2006 |
355.7 |
0.657 |
| 2007 |
357.7 |
0.658 |
| 2008 |
359.7 |
0.658 |
| 2009 |
1.7 |
0.657 |
| 2010 |
3.7 |
0.654 |
| 2011 |
5.8 |
0.650 |
| 2012 |
7.9 |
0.645 |
| 2013 |
10.0 |
0.639 |
| 2014 |
12.1 |
0.631 |
| 2015 |
14.3 |
0.623 |
| 2016 |
16.6 |
0.613 |
| 2017 |
19.0 |
0.601 |
| 2018 |
21.4 |
0.589 |
| 2019 |
24.0 |
0.575 |
| 2020 |
26.7 |
0.560 |
| 2021 |
29.5 |
0.543 |
| 2022 |
32.6 |
0.525 |
| 2023 |
35.8 |
0.506 |
| 2024 |
39.4 |
0.485 |
| 2025 |
43.2 |
0.463 |
| 2026 |
47.5 |
0.440 |
| 2027 |
52.2 |
0.416 |
| 2028 |
57.6 |
0.390 |
| 2029 |
63.7 |
0.363 |
| 2030 |
70.8 |
0.336 |
|
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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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