07292-4318 DUN 51 (Sig Pup)
07h 29m 13.83s -43° 18' 05.1" P.A. 74.00 sep 22.1 mag 3.25,8.81 Sp K5III dist. 59.38 pc (193.7 l.y.)
| Coord 2000 |
07292-4318 |
|
Discov num |
DUN 51 |
|
Comp |
|
|
Coord arcsec 2000 |
07 29 13.83 -43 18 05.1 |
|
| Date first |
1826 |
|
Date last |
2016 |
|
Obs |
29 |
|
| Pa first |
90 |
|
Pa last |
73.8 |
|
P.A. Now (θ) |
73.8° |
|
| Sep first |
18.0 |
|
Sep last |
22.071 |
|
Sep. Now (ρ) |
22.071" |
|
| Mag pri |
3.25 |
|
Mag sec |
8.81 |
|
delta mag (ΔM) |
5.56 |
|
Spectral class |
K5III (yellow-orange) |
|
| Pri motion ra |
-055 |
|
Sec motion ra |
|
|
| Pri motion dec |
+187 |
|
Sec motion dec |
|
|
| Notes |
N
(See Notes) |
|
Nature of this double is uncertain.
OTHER CATALOGS AND DESIGNATIONS
| Name |
Sig Pup |
|
Constellation |
Puppis |
|
SAO |
218755 |
|
HIP |
36377 |
|
| Tycho2 |
7655-02687-1 |
|
Gaia DR2 |
5512070906388269568 |
|
HD |
59717 |
|
HR |
2878 |
|
| GC |
10040 |
|
CD |
CD-43 3260 |
|
CP |
CP-43 1499 |
|
Bayer |
Sigma Puppis |
|
| Bayer name |
Sig Pup |
|
FK5 |
1194 |
|
Distance |
59.38 |
|
Distance ly |
193.7 |
|
| Bayer greek |
σ Pup |
|
ORBITAL ELEMENTS SOLUTION #1
| Period (P) | 257.8d | |
Periastron (T) | 48488.582d (1991.633y) | ± 3.6527 |
Semi-major axis (a) | 8.18m | ± 0.57 |
| Eccentricity (e) | 0.17 | |
Inclination (i) | 68.06° | ± 5.08 |
Longitude of periastron (ω) | 349.3° | |
| Node (Ω) | 331.97° | ± 5.36 |
Notes | n | |
Reference | HIP1997d | |
| Equinox | | |
Last observation | 1991 | |
Grade | 9 | (1=Definitive, 9=Indet.) |
| label |
theta |
rho |
| 2000-01-01 |
265.6 |
0.003 |
| 2001-01-01 |
98.1 |
0.004 |
| 2002-01-01 |
169.6 |
0.007 |
| 2003-01-01 |
350.0 |
0.006 |
| 2004-01-01 |
150.0 |
0.010 |
| 2005-01-01 |
313.2 |
0.005 |
| 2006-01-01 |
128.3 |
0.006 |
| 2007-01-01 |
194.1 |
0.004 |
| 2008-01-01 |
28.8 |
0.003 |
| 2009-01-01 |
158.5 |
0.009 |
| 2010-01-01 |
332.1 |
0.007 |
| 2011-01-01 |
141.3 |
0.009 |
| 2012-01-01 |
266.8 |
0.003 |
| 2013-01-01 |
98.8 |
0.004 |
| 2014-01-01 |
169.8 |
0.007 |
| 2015-01-01 |
350.3 |
0.006 |
| 2016-01-01 |
150.1 |
0.010 |
| 2017-01-01 |
313.6 |
0.005 |
| 2018-01-01 |
128.6 |
0.007 |
| 2019-01-01 |
194.7 |
0.004 |
| 2020-01-01 |
29.7 |
0.003 |
| 2021-01-01 |
158.6 |
0.009 |
| 2022-01-01 |
332.4 |
0.007 |
| 2023-01-01 |
141.5 |
0.009 |
| 2024-01-01 |
267.9 |
0.003 |
| 2025-01-01 |
99.5 |
0.004 |
| 2026-01-01 |
170.0 |
0.007 |
| 2027-01-01 |
350.6 |
0.006 |
| 2028-01-01 |
150.2 |
0.010 |
| 2029-01-01 |
314.0 |
0.005 |
| 2030-01-01 |
128.8 |
0.007 |
|
|
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 |
|
ORBITAL ELEMENTS SOLUTION #2
| Period (P) | 257.8d | |
Periastron (T) | 20418.6d (1914.78y) | |
Semi-major axis (a) | 8.32m | ± 0.32 |
| Eccentricity (e) | 0.17 | |
Inclination (i) | 65.6° | ± 3.3 |
Longitude of periastron (ω) | 349.3° | |
| Node (Ω) | 0° | ± 5.2 |
Notes | n | |
Reference | Jnc2005 | |
| Equinox | | |
Last observation | 1992 | |
Grade | 9 | (1=Definitive, 9=Indet.) |
| label |
theta |
rho |
| 2000-01-01 |
211.3 |
0.006 |
| 2001-01-01 |
38.4 |
0.005 |
| 2002-01-01 |
183.2 |
0.010 |
| 2003-01-01 |
352.6 |
0.007 |
| 2004-01-01 |
163.3 |
0.008 |
| 2005-01-01 |
259.7 |
0.003 |
| 2006-01-01 |
99.9 |
0.004 |
| 2007-01-01 |
193.7 |
0.008 |
| 2008-01-01 |
11.0 |
0.007 |
| 2009-01-01 |
174.2 |
0.009 |
| 2010-01-01 |
326.2 |
0.005 |
| 2011-01-01 |
145.3 |
0.006 |
| 2012-01-01 |
211.7 |
0.006 |
| 2013-01-01 |
39.0 |
0.005 |
| 2014-01-01 |
183.3 |
0.010 |
| 2015-01-01 |
352.9 |
0.007 |
| 2016-01-01 |
163.5 |
0.008 |
| 2017-01-01 |
260.8 |
0.003 |
| 2018-01-01 |
100.9 |
0.004 |
| 2019-01-01 |
193.9 |
0.008 |
| 2020-01-01 |
11.2 |
0.007 |
| 2021-01-01 |
174.3 |
0.010 |
| 2022-01-01 |
326.8 |
0.005 |
| 2023-01-01 |
145.7 |
0.006 |
| 2024-01-01 |
212.0 |
0.006 |
| 2025-01-01 |
39.6 |
0.004 |
| 2026-01-01 |
183.4 |
0.010 |
| 2027-01-01 |
353.2 |
0.007 |
| 2028-01-01 |
163.7 |
0.008 |
| 2029-01-01 |
261.9 |
0.003 |
| 2030-01-01 |
101.8 |
0.004 |
|
|
Note: Theta is PA, Rho is Sep. For yearly orbits, data refer to Jan 1st.
|
|
|
|
|
|
|
|
Measures: green=micrometric, blue=interferometric, purple=photographic |
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