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 |
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Discov num |
RST4851 |
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Comp |
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Coord arcsec 2000 |
07 26 00.97 -46 00 50.3 |
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Date first |
1942 |
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Date last |
2020 |
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Obs |
10 |
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Pa first |
243 |
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Pa last |
144.8 |
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P.A. Now (θ) |
144.8° |
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Sep first |
0.2 |
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Sep last |
0.065 |
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Sep. Now (ρ) |
0.065" |
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Mag pri |
9.54 |
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Mag sec |
10.30 |
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delta mag (ΔM) |
0.76 |
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Spectral class |
A2/3V (white) |
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Pri motion ra |
+006 |
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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 |
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Constellation |
Puppis |
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SAO |
218718 |
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HIP |
36076 |
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Tycho2 |
8120-01568-1 |
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Gaia DR2 |
5510792243089016832 |
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HD |
59030 |
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CD |
CD-45 3181 |
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CP |
CP-45 1469 |
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Distance |
277.01 |
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Distance ly |
903.61 |
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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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