07260-4601 RST 4851 (HD 59030)
07h 26m 00.97s -46° 00' 50.3" P.A. 145.00 sep 0.1 mag 9.54,10.30 Sp A2/3V dist. 277.01 pc (903.61 l.y.)
| Coord 2000 |
07260-4601 |
|
Discov num |
RST4851 |
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Comp |
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Coord arcsec 2000 |
07 26 00.97 -46 00 50.3 |
|
| Date first |
1942 |
|
Date last |
2020 |
|
Obs |
10 |
|
| Pa first |
243 |
|
Pa last |
144.8 |
|
P.A. Now (θ) |
144.8° |
|
| Sep first |
0.2 |
|
Sep last |
0.065 |
|
Sep. Now (ρ) |
0.065" |
|
| Mag pri |
9.54 |
|
Mag sec |
10.30 |
|
delta mag (ΔM) |
0.76 |
|
Spectral class |
A2/3V (white) |
|
| Pri motion ra |
+006 |
|
Sec motion ra |
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| Pri motion dec |
+005 |
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Sec motion dec |
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| Notes |
O
(Orbital solution) |
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This double is physical.
OTHER CATALOGS AND DESIGNATIONS
| Name |
HD 59030 |
|
Constellation |
Puppis |
|
SAO |
218718 |
|
HIP |
36076 |
|
| Tycho2 |
8120-01568-1 |
|
Gaia DR2 |
5510792243089016832 |
|
HD |
59030 |
|
CD |
CD-45 3181 |
|
| CP |
CP-45 1469 |
|
Distance |
277.01 |
|
Distance ly |
903.61 |
|
ORBITAL ELEMENTS
| Period (P) | 250y | |
Periastron (T) | 2039.78y | |
Semi-major axis (a) | 0.171a | |
| Eccentricity (e) | 0.093 | |
Inclination (i) | 114.5° | |
Longitude of periastron (ω) | 120° | |
| Node (Ω) | 228.6° | |
Notes | | |
Reference | Tok2021c | |
| Equinox | 2000 | |
Last observation | 2021 | |
Grade | 4 | (1=Definitive, 9=Indet.) |
| label |
theta |
rho |
| 2000 |
199.6 |
0.112 |
| 2001 |
198.2 |
0.109 |
| 2002 |
196.7 |
0.106 |
| 2003 |
195.1 |
0.103 |
| 2004 |
193.4 |
0.101 |
| 2005 |
191.7 |
0.098 |
| 2006 |
189.8 |
0.095 |
| 2007 |
187.8 |
0.092 |
| 2008 |
185.7 |
0.089 |
| 2009 |
183.4 |
0.087 |
| 2010 |
181.1 |
0.084 |
| 2011 |
178.5 |
0.082 |
| 2012 |
175.8 |
0.079 |
| 2013 |
173.0 |
0.077 |
| 2014 |
170.0 |
0.075 |
| 2015 |
166.8 |
0.073 |
| 2016 |
163.4 |
0.071 |
| 2017 |
159.9 |
0.069 |
| 2018 |
156.2 |
0.068 |
| 2019 |
152.4 |
0.067 |
| 2020 |
148.5 |
0.066 |
| 2021 |
144.5 |
0.065 |
| 2022 |
140.4 |
0.065 |
| 2023 |
136.3 |
0.065 |
| 2024 |
132.2 |
0.065 |
| 2025 |
128.1 |
0.066 |
| 2026 |
124.1 |
0.067 |
| 2027 |
120.3 |
0.068 |
| 2028 |
116.5 |
0.069 |
| 2029 |
112.9 |
0.070 |
| 2030 |
109.5 |
0.072 |
|
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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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