View source for Astronomy:(163364) 2002 OD20

{{DISPLAYTITLE:{{mp|(163364) 2002 OD|20}}}}
{{Infobox planet
| minorplanet = yes
| background = #FFC2E0
| name = {{mp|(163364) 2002 OD|20}}
| image = 
| caption = 
| discovery_ref = <ref name=jpl-close/>
| discoverer = [[Organization:Near-Earth Asteroid Tracking|NEAT]]
| discovery_site= [[Organization:Palomar Observatory|Palomar Obs.]]
| discovered = 21 July 2002
| mpc_name = {{mp|(163364) 2002 OD|20}}
| mp_category = [[Astronomy:Near-Earth object|NEO]]{{·}}[[Astronomy:Potentially hazardous asteroid|PHA]]{{·}}[[Astronomy:Apollo asteroid|Apollo]]<ref name=jpl-close/>
| orbit_ref = <ref name=jpl-close/>
| epoch = 13 January 2016 ([[Astronomy:Julian day|JD]] 2457400.5)
| observation_arc = 5068 days (13.88 yr)
| uncertainty = 0
| aphelion = {{Convert|1.8697|AU|Gm|abbr=on|lk=on}}
| perihelion = {{Convert|0.86152|AU|Gm|abbr=on}}
| semimajor = {{Convert|1.3656|AU|Gm|abbr=on}}
| eccentricity = 0.36914 (e)
| period = 1.60 [[Astronomy:Julian year|yr]] (582.90 [[Astronomy:Julian year|d]])
| inclination = 4.1884°
| asc_node = 259.99°
| mean_anomaly = 267.34[[Degree (angle)|°]]
| mean_motion = {{Deg2DMS|0.61760|sup=ms}} / day
| arg_peri = 275.24°
| moid = {{Convert|0.0261628|AU|Gm|abbr=on}}
| mean_diameter = 0.46–1.0 km<ref name="h"/>
| rotation = {{Convert|2.420|h|d|abbr=on|lk=on}}
| albedo = 
| spectral_type = 
| magnitude = 
| abs_magnitude = 18.8<ref name=jpl-close/>
}}

'''{{mp|(163364) 2002 OD|20}}''' is an [[Astronomy:Asteroid|asteroid]], classified as a [[Astronomy:Near-Earth object|near-Earth object]] and [[Astronomy:Potentially hazardous asteroid|potentially hazardous asteroid]] of the [[Astronomy:Apollo asteroid|Apollo group]], likely smaller than one kilometer in diameter.<ref name=jpl-close/><ref>{{cite web|url=http://brinktest.lpl.arizona.edu/wp-content/uploads/2014/08/TargetAsteroidsList_v7_1406122.pdf |title=Target Asteroids! List of Near-Earth Asteroids}}</ref>

It was scheduled to be observed by [[Astronomy:Goldstone Deep Space Communications Complex|Goldstone]] [[Astronomy:Radar astronomy|radar]] in May 2013.<ref name=Goldstone/> It has a well determined orbit and made a close approach to [[Astronomy:Earth|Earth]] on 23 May 2013, at a distance of {{convert|0.0387|AU|km mi|abbr=on|lk=on}}.<ref name=jpl-close/><ref name=Goldstone>{{cite web | url=http://echo.jpl.nasa.gov/asteroids/goldstone_asteroid_schedule.html | title=Goldstone Asteroid Schedule | accessdate=2012-08-13}}</ref> It is due to make another close pass on 23 May 2131, coming as close as 0.0248 AU.<ref name=jpl-close/> It was discovered on 21 July 2002 by astronomers of the [[Organization:Near-Earth Asteroid Tracking|Near-Earth Asteroid Tracking]] survey at [[Organization:Palomar Observatory|Palomar Observatory]] in California.<ref>{{cite web | url=http://www.minorplanetcenter.org/iau/lists/Dangerous.html | title=List Of The Potentially Hazardous Asteroids (PHAs) | publisher=[[Organization:Minor Planet Center|Minor Planet Center]] | accessdate=2012-08-13}}</ref> With an [[Astronomy:Absolute magnitude#Solar System bodies (H)|absolute magnitude]] of 18.8,<ref name=jpl-close/> the diameter is estimated to between 460 and 1030 meters.<ref name="h"/>

==References==
{{reflist
| refs =
<ref name=jpl-close>{{cite web
 |type=2009-09-28 last obs and [[Astronomy:Observation arc|observation arc]]=7.8 years
 |title=JPL Close-Approach Data: 163364 (2002 OD20)
 |url=https://ssd.jpl.nasa.gov/sbdb.cgi?sstr=2002OD20;cad=1#cad
 |accessdate=7 April 2016}}</ref>

<ref name="h">{{Cite web
 |title=Absolute Magnitude (H)
 |publisher=NASA/JPL
 |url=http://neo.jpl.nasa.gov/glossary/h.html
 |archive-url=https://web.archive.org/web/20010302182040/http://neo.jpl.nasa.gov/glossary/h.html
 |url-status=dead
 |archive-date=2001-03-02
 |accessdate=2012-08-13}}</ref>

}} <!-- end of reflist -->

== External links ==
* {{AstDys|163364}}
* {{ESA-SSA|163364|2002OD20}}
* {{JPL small body|id=163364}}

{{Small Solar System bodies}}
{{2013 in space}}

{{DEFAULTSORT:2002 OD20}}
[[Category:Apollo asteroids|163364]]
[[Category:Potentially hazardous asteroids|163364]]



{{Sourceattribution|(163364) 2002 OD20}}