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PSR B0329+54 - 版本历史
2026-07-19T22:40:26Z
本wiki上该页面的版本历史
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42.200.47.153：/* 可能的行星系 */
2023-07-23T06:57:09Z
<p><span class="autocomment">可能的行星系</span></p>
<p><b>新页面</b></p><div>{{Starbox short<br />
| name = PSR B0329+54<br />
| epoch = <!--Epoch of observation--><br />
| constell = [[鹿豹座]]<br />
| ra = {{RA|03|32|59.368}}<br />
| dec = {{DEC|+54|34|43.57}} <br />
| appmag_v = <!--Apparent magnitude (Johnson-Cousins V system)--><br />
| absmag_v = <!--Absolute magnitude (Johnson-Cousins V system)--><br />
| dist_ly = 2,643<br />
| dist_pc = 809.79<br />
| spectral = 脈衝星<br />
| names = [[NRAO VLA巡天|NVSS&nbsp;J033259+543444]], [[Pulsar|PSR&nbsp;B0329+54]], [[Pulsar|PSR&nbsp;J0332+5434]]<br />
| Simbad = PSR+B0329%2B54<br />
}}<br />
<br />
'''PSR B0329+54'''是一個距離地球約2643光年的[[脈衝星]]，位於[[鹿豹座]]。該脈衝星的自轉週期大約是0.71452秒。自1979年起就有科學家認為有兩顆[[太陽系外行星]]環繞該脈衝星，但至今尚未確認。<br />
<br />
== 可能的行星系 ==<br />
<br />
1979年有科學家宣稱在該脈衝星旁發現兩顆[[系外行星]]（[[脈衝星行星]]），但這兩顆行星仍缺乏存在證據，是否存在仍存疑。如果這兩顆行星的存在被確認，一般認為將是最早被發現的「真實」系外行星。<br />
<br />
{{OrbitboxPlanet begin}}<br />
{{OrbitboxPlanet hypothetical<br />
| exoplanet = [[PSR B0329+54c|c]]<br />
| mass_earth = 0.3±0.002 <br />
| semimajor = 2.3<br />
| period = 1205.358±0.003<br />
| eccentricity = 0<br />
}}<br />
{{OrbitboxPlanet<br />
| exoplanet = [[PSR B0329+54b|b]]<br />
| mass_earth = 2.2±0.002 <br />
| semimajor = 7.3<br />
| period = 61728.94±0.003<br />
| eccentricity = 0.23<br />
}}<br />
{{Orbitbox end}}<br />
<br />
== 參見 ==<br />
* [[PSR B1257+12]]<br />
<br />
== 外部連結 ==<br />
<br />
* {{cite web |url=http://www.extrasolar.net/startour.asp?StarCatId=disproven&StarId=27 |title=PSR B0329+54 |accessdate=2008-07-03 |work=Extrasolar Visions |publisher= |date= |deadurl=yes |archiveurl=https://web.archive.org/web/20100922210143/http://extrasolar.net/startour.asp?StarCatID=disproven&StarID=27 |archivedate=2010-09-22 }}<br />
** [https://web.archive.org/web/20120301205746/http://www.extrasolar.net/planettour.asp?StarCatID=disproven&PlanetID=38 PSR B0329+54 A]<br />
** [https://web.archive.org/web/20120301205752/http://www.extrasolar.net/planettour.asp?StarCatID=disproven&PlanetID=37 PSR B0329+54 B]<br />
<br />
[[Category:鹿豹座]]<br />
[[Category:脈衝星]]<br />
[[Category:假想行星系]]<br />
<br />
{{var-star-stub}}<br />
{{extrasolar-planet-stub}}</div>
42.200.47.153