For faster navigation, this Iframe is preloading the Wikiwand page for 小行星202421.

小行星202421

(202421) 2005 UQ513
发现[2]
發現者迈克尔·E·布朗
大卫·拉比诺维茨
查德·特鲁希略
發現日期2005年10月21日[1]
編號
MPC編號(202421) 2005 UQ513
小行星分類经典柯伊伯带天体小行星中心[3]
黄道离散天体深度黄道巡天[4]
軌道參數[1]
曆元 2008年5月14日
遠日點49.63 AU (Q)
近日點37.00 AU (q)
半長軸43.31 AU (a)
離心率0.145
軌道週期285.12 yr
平近點角213.54° (M)
軌道傾角25.69°
升交點黃經307.61°
近日點參數222.39°
物理特徵
大小550–1240 km[1][5]
925 km[6][7]
838 km[8]
513 km[9]
視星等20.8[10]
絕對星等(H)3.4[1]

(202421) 2005 UQ513,也可写作2005 UQ513,是一颗绝对星等为3.4的类冥矮行星[1]迈克尔·E·布朗自动更新的网站将它列为很有可能的矮行星[11]。2005 UQ513上有少量冰存在的迹象[12]

分类

[编辑]

2005 UQ513近日点为37天文单位[1]小行星中心将它分类为经典柯伊伯带天体[3],而深度黄道巡天则将其列为黄道离散天体[4]

距离

[编辑]

它目前距离太阳48.7天文单位[10]。他将于公元2124年左右到达近日点[1]

它在9次时已被观测到51次,最早的照片可追溯到1990年[1]

参考资料

[编辑]
  1. ^ 1.0 1.1 1.2 1.3 1.4 1.5 1.6 1.7 JPL Small-Body Database Browser: (2005 UQ513). 2010-10-11 [2008-07-31]. (原始内容存档于2012-07-12). 
  2. ^ MPEC 2007-R02 : 2003 UY413, 2003 UZ413, 2004 NT33, 2005 CA79, 2005 CB79, 2005 UQ513. IAU Minor Planet Center. 2007-09-01 [2009-08-26]. (原始内容存档于2012-07-12). 
  3. ^ 3.0 3.1 MPEC 2010-S44 : DISTANT MINOR PLANETS (2010 OCT. 11.0 TT). IAU Minor Planet Center. 2010-09-25 [2011-01-26]. (原始内容存档于2016-03-04). 
  4. ^ 4.0 4.1 Marc W. Buie. Orbit Fit and Astrometric record for 202421. SwRI (Space Science Department). 2010/10/11 using 57 observations [2009-03-12]. (原始内容存档于2012-07-12). 
  5. ^ Absolute Magnitude (H). NASA/JPL. [2008-07-31]. (原始内容存档于2008-05-14). 
  6. ^ Dan Bruton. Conversion of Absolute Magnitude to Diameter for Minor Planets. Department of Physics & Astronomy (Stephen F. Austin State University). [2008-12-09]. (原始内容存档于2013-12-03). 
  7. ^ Assuming an albedo of 0.09
  8. ^ Wm. Robert Johnston. List of Known Trans-Neptunian Objects. Johnston's Archive. 2008-08-22 [2008-12-08]. (原始内容存档于2011-02-05). 
  9. ^ if H=4.1 ~513 km;assumed albedo=0.15?. Major News About Minor Objects. 2007-09-01 [2009-03-26]. (原始内容存档于2012-07-12). 
  10. ^ 10.0 10.1 AstDys (202421) 2005UQ513 Ephemerides. Department of Mathematics, University of Pisa, Italy. [2009-03-16]. (原始内容存档于2011-05-26). 
  11. ^ Michael E. Brown. How many dwarf planets are there in the outer solar system? (updates daily). California Institute of Technology. [2011-08-25]. (原始内容存档于2011-10-18). 
  12. ^ D. Ragozzine; M. E. Brown. Candidate Members and Age Estimate of the Family of Kuiper Belt Object 2003 EL61. The Astronomical Journal. 2007, 134 (6): 2160–2167 [2009-12-05]. Bibcode:2007AJ....134.2160R. arXiv:0709.0328可免费查阅. doi:10.1086/522334. (原始内容存档于2020-03-12). 

外部链接

[编辑]
{{bottomLinkPreText}} {{bottomLinkText}}
小行星202421
Listen to this article

This browser is not supported by Wikiwand :(
Wikiwand requires a browser with modern capabilities in order to provide you with the best reading experience.
Please download and use one of the following browsers:

This article was just edited, click to reload
This article has been deleted on Wikipedia (Why?)

Back to homepage

Please click Add in the dialog above
Please click Allow in the top-left corner,
then click Install Now in the dialog
Please click Open in the download dialog,
then click Install
Please click the "Downloads" icon in the Safari toolbar, open the first download in the list,
then click Install
{{::$root.activation.text}}

Install Wikiwand

Install on Chrome Install on Firefox
Don't forget to rate us

Tell your friends about Wikiwand!

Gmail Facebook Twitter Link

Enjoying Wikiwand?

Tell your friends and spread the love:
Share on Gmail Share on Facebook Share on Twitter Share on Buffer

Our magic isn't perfect

You can help our automatic cover photo selection by reporting an unsuitable photo.

This photo is visually disturbing This photo is not a good choice

Thank you for helping!


Your input will affect cover photo selection, along with input from other users.

X

Get ready for Wikiwand 2.0 🎉! the new version arrives on September 1st! Don't want to wait?