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2020 VT4 - 版本历史
2026-07-13T06:57:36Z
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2022-11-28T08:02:13Z
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<p><b>新页面</b></p><div>{{DISPLAYTITLE:{{mp|2020 VT|4}}}}<br />
{{Expand language|1=en|time=2020-12-03T08:29:25+00:00}}<br />
{{Infobox planet<br />
| minorplanet = yes<br />
| name = {{mp|2020 VT|4}}<br />
| background = #FFC2E0<br />
| image = <br />
| image_size = <br />
| caption = <br />
| discovery_ref = &thinsp;<ref name="MPEC-2020-V152">{{cite web<br />
|title = MPEC 2020-V152 : 2020 VT4<br />
|url = https://minorplanetcenter.net/mpec/K20/K20VF2.html<br />
|work = Minor Planet Electronic Circular<br />
|publisher = [[小行星中心]]<br />
|date = 2020-11-14<br />
|accessdate = 2020-12-03<br />
|archive-date = 2020-11-14<br />
|archive-url = https://web.archive.org/web/20201114233417/https://minorplanetcenter.net/mpec/K20/K20VF2.html<br />
|dead-url = no<br />
}}</ref><ref name="MPC-object">{{cite web<br />
|title = 2020 VT4<br />
|work = Minor Planet Center<br />
|publisher = International Astronomical Union<br />
|url = http://www.minorplanetcenter.net/db_search/show_object?object_id=2020+VT4<br />
|accessdate = 2020-12-03<br />
|archive-date = 2020-12-03<br />
|archive-url = https://web.archive.org/web/20201203081922/http://www.minorplanetcenter.net/db_search/show_object?object_id=2020+VT4<br />
|dead-url = no<br />
}}</ref><br />
| discoverer = [[小行星陆地撞击持续报警系统]]<br />
| discovery_site = {{tsl|en|Mauna Loa Observatory||Mauna Loa Obs.}}<br />
| discovered = 2020年11月14日<br />
| mpc_name = {{mp|2020 VT|4}}<br />
| alt_names = A10sHcN&thinsp;<ref name="NEO-Exchange">{{cite web<br />
|title = 2020 VT4<br />
|url = https://neoexchange.lco.global/target/61305/<br />
|work = NEO Exchange<br />
|publisher = {{tsl|en|Las Cumbres Observatory||Las Cumbres Observatory}}<br />
|date = 2020-11-14<br />
|accessdate = 2020-12-03<br />
|archive-date = 2020-11-14<br />
|archive-url = https://web.archive.org/web/20201114195915/https://neoexchange.lco.global/target/61305/<br />
|dead-url = no<br />
}}</ref><ref name="PseudoMPEC">{{cite web<br />
|title = "Pseudo-MPEC" for A10sHcN = 2020 VT<sub>4</sub><br />
|url = https://www.projectpluto.com/xfer/a10shcn.htm<br />
|publisher = Project Pluto<br />
|date = 2020-11-14<br />
|accessdate = 2020-12-03<br />
|dead-url = yes<br />
|archive-url = https://web.archive.org/web/20201114224525/https://www.projectpluto.com/xfer/a10shcn.htm<br />
|archive-date = 2020-11-14<br />
}}</ref><br />
| pronounced = <br />
| named_after = <br />
| mp_category = <br />
| orbit_ref = &thinsp;<ref name="MPC-object"/><br />
| epoch = <br />
| uncertainty = 5<br />
| observation_arc = 5 days<br />
| aphelion = 1.092 [[天文單位|AU]]<br />
| perihelion = 0.724 AU<br />
| time_periastron = <br />
| semimajor = 0.908 AU<br />
| eccentricity = 0.20299<br />
| period = 0.86 yr (315.92 d)<br />
| mean_anomaly = 143.860[[度 (角)|°]]<br />
| mean_motion = {{Deg2DMS|1.139524|sup=ms}} / day<br />
| inclination = 10.173°<br />
| asc_node = 231.422°<br />
| arg_peri = 53.678°<br />
| mean_diameter = {{val|5|-|11|ul=m}} {{small|(assumed)}}<ref name="CNEOS"/><br />
| rotation = <br />
| albedo = <br />
| spectral_type = <br />
| magnitude = 20.0 {{small|（当前）}}<ref name="NEODyS">{{cite web<br />
|title = 2020VT4<br />
|url = https://newton.spacedys.com/neodys/index.php?n=2020vt4&pc=1.1.0<br />
|work = Near Earth Objects – Dynamic Site<br />
|publisher = Department of Mathematics, University of Pisa, Italy<br />
|accessdate = 2020-12-03<br />
|archive-date = 2020-11-22<br />
|archive-url = https://web.archive.org/web/20201122133323/https://newton.spacedys.com/neodys/index.php?pc=1.1.0&n=2020VT4<br />
|dead-url = no<br />
}}</ref><br />
<br/>17.3 {{small|（发现时）}}<ref name="MPEC-2020-V152"/><br />
| abs_magnitude = {{val|28.66|0.50}}<ref name="jpldata">{{cite web<br />
|type = 2020-11-19 last obs.<br />
|title = JPL Small-Body Database Browser: 2020 VT4<br />
|url = https://ssd.jpl.nasa.gov/sbdb.cgi?sstr=54087809;cad=1<br />
|publisher = [[喷气推进实验室]]<br />
|accessdate = 2020-12-03<br />
|archive-date = 2020-11-15<br />
|archive-url = https://web.archive.org/web/20201115003118/https://ssd.jpl.nasa.gov/sbdb.cgi?sstr=54087809;cad=1<br />
|dead-url = no<br />
}}</ref><br/>28.7<ref name="MPC-object"/><br />
}}<br />
'''{{mp|2020 VT|4}}'''是一颗小行星，在[[协调世界时|UTC]]时间2020年11月14日17:30擦过地球表面{{cvt|370|km|mi}}。<br />
<br />
==发现==<br />
2020年11月14日，[[小行星陆地撞击持续报警系统]]（ATLAS）在[[夏威夷州]]的{{tsl|en|Mauna Loa Observatory||莫亚罗纳天文台}}发现了{{mp|2020 VT|4}}。这个发现随后被报告给[[小行星中心]]的近地小行星确认页并给予内部编号A10sHcN。<ref name="NEO-Exchange"/><ref name="PseudoMPEC"/><br />
<br />
==参考来源==<br />
{{reflist}}<br />
<br />
{{天文学小作品}}<br />
{{2020年太空活動}}<br />
{{DEFAULTSORT:2020 VT4}}<br />
[[Category:阿波羅型小行星|#]]<br />
[[Category:阿登型小行星|#]]<br />
[[Category:2020年發現的天體|20201114]]</div>
imported>Dksh1412