司法星：修订间差异

**司法星**
发现
發現者	安尼巴萊·德·加斯帕里斯
發現日期	1851年7月29日
編號
其它名稱	15 Eunomia
小行星分類	主帶（司法星族）
軌道參數
	曆元 2006年6月14日（JD 2453900.5）
遠日點	469.429 Gm (3.138 AU)
近日點	321.429 Gm (2.149 AU)
半長軸	395.429 Gm (2.643 AU)
離心率	0.187
軌道週期	1569.687 日 (4.30 a)
平均軌道速度	18.16 km/s
平近點角	286.102°
軌道傾角	11.738°
升交點黃經	293.273°
近日點參數	97.909°
物理特徵
大小	357×255×212 km; 268 km (mean); 330×245×205 255.33 km IRAS
質量	3.12 ×1019 kg
平均密度	3.09 ± 0.52 g/cm³; 3.8±0.7 g/cm³; (based on IRAS diameter of 255km)
表面重力	0.08 m/s²
逃逸速度	0.16 km/s
自轉週期	0.2535 d (6.083 h)
反照率	0.209 (geometric)
溫度	~166 K; max: 260 K (-13 °C)
光譜類型	S-型小行星
視星等	7.9 to 11.24
絕對星等(H)	5.28
角直徑	0.29" to 0.085"

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2011年6月6日 (一) 13:31的版本

司法星（Eunomia）是第15颗被人类发现的小行星，于1851年 7月29日发现。司法星的直径为330千米，质量为3.26×10¹⁹千克，公转周期为1569.687天。

參考文獻

^ ^1.0 ^1.1 ^1.2 ^1.3 ^1.4 ^1.5 JPL Small-Body Database Browser: 15 Eunomia. 2008-05-08 last obs [2008-12-04]. 请检查|date=中的日期值 (帮助)
^ ^2.0 ^2.1 ^2.2 Jim Baer. Recent Asteroid Mass Determinations. Personal Website. 2008 [2008-12-04].
^ Baer, James; Steven R. Chesley. Astrometric masses of 21 asteroids, and an integrated asteroid ephemeris (PDF). Celestial Mechanics and Dynamical Astronomy (Springer Science+Business Media B.V. 2007). 2008, 100 (2008): 27–42 [2008-11-11]. Bibcode:2008CeMDA.100...27B. doi:10.1007/s10569-007-9103-8.
^ Nathues, A.; et al.; (2005); Spectral study of the Eunomia asteroid family - I. Eunomia, Icarus, Vol. 175, p. 452
^ Tanga, P.; et al.; (2003); Asteroid observations with the Hubble Space Telescope; Astronomy & Astrophysics, Vol. 401, p. 733
^ Vitagliano, Aldo; Reiner M. Stoss. New mass determination of (15) Eunomia based on a very close encounter with (50278) 2000CZ12. Astronomy and Astrophysics. 2006, 455 (3): L29–L31. Bibcode:2006A&A...455L..29V. doi:10.1051/0004-6361:20065760.
^ Planetary Data System (PDS) lightcurve data
^ Donald H. Menzel and Jay M. Pasachoff. A Field Guide to the Stars and Planets 2nd. Boston, MA: Houghton Mifflin. 1983: 391. ISBN 0-395-34835-8.

前一小行星： (14)司寧星	小行星列表	後一小行星： (16)靈神星

这是一篇與小行星相關的小作品。你可以通过编辑或修订扩充其内容。

[jpldata-1] 1.0 ^1.1 ^1.2 ^1.3 ^1.4 ^1.5 JPL Small-Body Database Browser: 15 Eunomia. 2008-05-08 last obs [2008-12-04]. 请检查|date=中的日期值 (帮助)

[Baer-2] 2.0 ^2.1 ^2.2 Jim Baer. Recent Asteroid Mass Determinations. Personal Website. 2008 [2008-12-04].

[Baer2007-3] Baer, James; Steven R. Chesley. Astrometric masses of 21 asteroids, and an integrated asteroid ephemeris (PDF). Celestial Mechanics and Dynamical Astronomy (Springer Science+Business Media B.V. 2007). 2008, 100 (2008): 27–42 [2008-11-11]. Bibcode:2008CeMDA.100...27B. doi:10.1007/s10569-007-9103-8.

[Nathues05-4] Nathues, A.; et al.; (2005); Spectral study of the Eunomia asteroid family - I. Eunomia, Icarus, Vol. 175, p. 452

[Tanga03-5] Tanga, P.; et al.; (2003); Asteroid observations with the Hubble Space Telescope; Astronomy & Astrophysics, Vol. 401, p. 733

[VitaglianoStoss06-6] Vitagliano, Aldo; Reiner M. Stoss. New mass determination of (15) Eunomia based on a very close encounter with (50278) 2000CZ12. Astronomy and Astrophysics. 2006, 455 (3): L29–L31. Bibcode:2006A&A...455L..29V. doi:10.1051/0004-6361:20065760.

[7] Planetary Data System (PDS) lightcurve data

[Pasachoff1983-8] Donald H. Menzel and Jay M. Pasachoff. A Field Guide to the Stars and Planets 2nd. Boston, MA: Houghton Mifflin. 1983: 391. ISBN 0-395-34835-8.

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@@ 第1行： / 第1行： @@
+{{Infobox planet
-{{Minor Planet
+ | discovery=yes
- | name=15 Eunomia
+ | physical_characteristics = yes
- | chinesename=司法星
- | image=
+ | bgcolour=#FFFFC0
+ | name=司法星
- | imagesize=
- | caption=
+ | image=
+ | symbol= [[Image:15 Eunomia symbol.svg|15px]]
- | discoverer=[[安尼巴莱·德·加斯帕里斯]]
+ | discoverer=[[安尼巴萊·德·加斯帕里斯]]
- | discovery_date=[[1851年]][[7月29日]]
+ | discovered=1851年7月29日
- | designations=''none''
+ | alt_names=15 Eunomia
- | category=[[小行星带]], ([[司法星族]])
+ | mp_category=[[小行星帶|主帶]]（[[司法星族]]）
- | epoch=[[2006年]][[6月14日]]
+ | orbit_ref=<ref name=jpldata>{{cite web
- | jd=2453900.5
+  |date=2008-05-08 last obs
- | semimajor=395.429 [[京米|Gm]] (2.643 [[天文单位|AU]])
+  |title=JPL Small-Body Database Browser: 15 Eunomia
+  |url=http://ssd.jpl.nasa.gov/sbdb.cgi?sstr=15
+  |accessdate=2008-12-04}}</ref>
+ | epoch=2006年6月14日（[[儒略日|JD]] 2453900.5）
+ | semimajor=395.429 [[Giga|G]]m (2.643 [[天文單位|AU]])
  | perihelion=321.429 Gm (2.149 AU)
  | aphelion=469.429 Gm (3.138 AU)
  | eccentricity=0.187
- | period=1569.687 [[日|d]] (4.30 [[儒略年|a]])
+ | period=1569.687 [[日]] (4.30 [[儒略年|a]])
  | inclination=11.738[[角度|°]]
  | asc_node=293.273°
  | arg_peri=97.909°
  | mean_anomaly=286.102°
- | speed=18.16 km/[[秒|s]]
+ | avg_speed=18.16 km/[[秒|s]]
- | dimensions=330×245×205 km<ref name="IRAS">[http://www.psi.edu/pds/asteroid/IRAS_A_FPA_3_RDR_IMPS_V6_0/data/diamalb.tab Supplemental IRAS Minor Planet Survey]</ref><ref name="Nathues05">[[Andreas Nathues|Nathues, A.]]; et al.; (2005); [http://www.rni.helsinki.fi/~mjk/Eunomia.pdf ''Spectral study of the Eunomia asteroid family - I. Eunomia''], Icarus, Vol. 175, p. 452</ref><ref name="Tanga03">[[Paolo Tanga|Tanga, P.]]; et al.; (2003); [http://www.edpsciences.org/articles/aa/pdf/2003/14/aa3023.pdf?access=ok ''Asteroid observations with the Hubble Space Telescope'']; Astronomy & Astrophysics, Vol. 401, p. 733</ref>
+ | dimensions=357×255×212 km<ref name=Baer/><br>268 km ([[Geometric mean|mean]])<br>330×245×205<ref name="Baer2007">{{cite journal |last=Baer |first=James |coauthors=Steven R. Chesley |title=Astrometric masses of 21 asteroids, and an integrated asteroid ephemeris |journal=Celestial Mechanics and Dynamical Astronomy |volume=100 |issue=2008 |pages=27–42 |publisher=Springer Science+Business Media B.V. 2007 |url=http://www.springerlink.com/content/h747307j43863228/fulltext.pdf |format=[[PDF]] |doi=10.1007/s10569-007-9103-8 |accessdate=2008-11-11 |year=2008 |bibcode = 2008CeMDA.100...27B }}</ref><ref name="Nathues05">[[Andreas Nathues|Nathues, A.]]; et al.; (2005); [http://www.rni.helsinki.fi/~mjk/Eunomia.pdf ''Spectral study of the Eunomia asteroid family - I. Eunomia''], Icarus, Vol. 175, p. 452</ref><ref name="Tanga03">[[Paolo Tanga|Tanga, P.]]; et al.; (2003); [http://www.edpsciences.org/articles/aa/pdf/2003/14/aa3023.pdf?access=ok ''Asteroid observations with the Hubble Space Telescope'']; Astronomy & Astrophysics, Vol. 401, p. 733</ref>
+.33 km [[IRAS]]<ref name=jpldata/>
- | mass=3.26±0.12{{e|19}} [[千克|kg]]<ref name="VitaglianoStoss06">[[Reiner M. Stoss|Stoss, R. M.]]; [[Aldo Vitagliano|Vitagliano, A.]]; (2006); [http://www.edpsciences.org/articles/aa/pdf/forthpdf/aa5760-06_forth.pdf ''New mass determination of (15) Eunomia based on a very close encounter with {{mp|(50278) 2000 CZ|12}}'']; Astronomy & Astrophysics manuscript no. aa5760-06</ref>
+| mass=3.12 {{e|19}} kg<ref name=Baer>
- | density=3.8±0.7 g/[[立方厘米|cm³]]
+{{cite web
- | gravity=0.08 m/s²
+  |year=2008
+  |title=Recent Asteroid Mass Determinations
+  |publisher=Personal Website
+  |author=Jim Baer
+  |url=http://home.earthlink.net/~jimbaer1/astmass.txt
+  |accessdate=2008-12-04
+}}</ref>
+ | density=3.09 ± 0.52 g/[[立方厘米|cm³]]<ref name=Baer/><br>3.8±0.7 g/[[立方厘米|cm³]]<ref name="VitaglianoStoss06">{{cite journal
+  |last=Vitagliano |first=Aldo
+  |coauthors=Reiner M. Stoss
+  |title=New mass determination of (15) Eunomia based on a very close encounter with (50278) 2000CZ12
+  |journal=Astronomy and Astrophysics
+  |volume=455 |issue=3 |pages=L29–L31 |year=2006
+  |doi=10.1051/0004-6361:20065760
+  |bibcode=2006A&A...455L..29V }}</ref><br>(based on [[IRAS]] diameter of 255km)
+ | surface_grav=0.08 m/s²
  | escape_velocity=0.16 km/s
- | rotation=0.2535 d (6.083 [[小時|h]])<ref>[http://www.psi.edu/pds/archive/lc.html Planetary Data System (PDS) lightcurve data]</ref>
+ | rotation=0.2535 d (6.083 [[小時|h]])<ref name=jpldata/><ref>[http://www.psi.edu/pds/archive/lc.html Planetary Data System (PDS) lightcurve data]</ref>
- | spectral_class=[[S-型小行星]]
+ | spectral_type=[[S-型小行星]]<ref name=jpldata/>
+ | magnitude = 7.9<ref name="Pasachoff1983">{{cite book | author=Donald H. Menzel and Jay M. Pasachoff | year=1983 | title=A Field Guide to the Stars and Planets | edition=2nd | publisher=Houghton Mifflin | pages=391 | location=Boston, MA | isbn=0-395-34835-8 }}</ref> to 11.24
- | abs_mag=5.28
- | albedo=0.209 ([[geometric albedo|geometric]])<ref name="IRAS"/>
+ | abs_magnitude=5.28<ref name=jpldata/>
+ | albedo=0.209&nbsp;([[geometric albedo|geometric]])<ref name=jpldata/>
- | temperature=~166 [[熱力學溫標|K]]<br />''max:'' 260 K (-13 [[攝氏度|°C]]) }}
+ | angular_size = 0.29" <!-- Horizons 2028-Oct-22 --> to 0.085"
+ | single_temperature=~166 [[熱力學溫標|K]]<br/>''max:'' 260 K (-13 [[攝氏|°C]])}}
 '''{{BASEPAGENAME}}'''（Eunomia）是第15颗被人类发现的[[小行星]]，于[[1851年]][[7月29日]]发现。{{BASEPAGENAME}}的[[直径]]为330[[千米]]，[[质量]]为3.26×10<sup>19</sup>[[千克]]，[[公转周期]]为1569.687天。
 == 參考文獻 ==