View source for 636 Erika

{{Short description|Minor planet orbiting the sun}}
{{Use dmy dates|date=October 2019}}
{{Infobox planet
| minorplanet= yes
| name= 636 Erika
| background      = #D6D6D6
| image           = 000636-asteroid shape model (636) Erika.png
| image_scale      =
| caption         = Modelled shape of ''Erika'' from its [[lightcurve]]
| mpc_name= (636) Erika
| alt_names= 1907 XP
| discoverer= [[Joel Hastings Metcalf]]
| discovered= 8 February 1907
| discovery_site= [[Taunton, Massachusetts]]
| epoch= 31 July 2016 ([[Julian day|JD]] 2457600.5)
| eccentricity= 0.17145
| semimajor= {{Convert|2.9127|AU|Gm|abbr=on}}
| perihelion= {{Convert|2.4133|AU|Gm|abbr=on}}
| aphelion= {{Convert|3.4121|AU|Gm|abbr=on|lk=on}}
| period= 4.97 [[Julian year (astronomy)|yr]] (1815.7 [[Julian year (astronomy)|d]])
| inclination= 7.9270°
| asc_node= 34.644°
| arg_peri= 297.818°
| mean_anomaly= 182.784[[Degree (angle)|°]]
| mean_motion= {{Deg2DMS|0.19827|sup=ms}} / day
| orbit_ref= <ref name="jpldata">{{Cite web |url=https://ssd.jpl.nasa.gov/sbdb.cgi?sstr=636;cad=1 |archive-url=https://web.archive.org/web/20200918042743/https://ssd.jpl.nasa.gov/sbdb.cgi?sstr=636;cad=1 |url-status=dead |archive-date=18 September 2020 |title=636 Erika (1907 XP) |work=[[JPL Small-Body Database]] |publisher=[[NASA]]/[[Jet Propulsion Laboratory]] |access-date=5 May 2016}}</ref>
| observation_arc= 109.17 yr (39874 d)
| uncertainty= 0
| abs_magnitude= 9.6
| rotation= {{Convert|14.603|h|d|abbr=on|lk=on}}
| albedo= {{val|0.0507|0.011}}
| mean_radius= {{val|37.145|3.35}} [[Kilometre|km]]
}}
'''636 Erika''' is a [[minor planet]] orbiting the [[Sun]].
==References==
{{Reflist}}
==External links==
* {{AstDys|636}}
* {{JPL small body}}
{{Minor planets navigator |635 Vundtia |number=636 |637 Chrysothemis}}
{{Small Solar System bodies}}
{{Authority control}}
{{DEFAULTSORT:000636}}
[[Category:Background asteroids]]
[[Category:Astronomical objects discovered in 1907|19070208]]
[[Category:Named minor planets|Erika]]
[[Category:Discoveries by Joel Hastings Metcalf|Erika]]
{{beltasteroid-stub}}