{{Infobox comet
| name = C/2009 R1 (McNaught)
| image = C2009 r1 mcnaught 9 6 10.jpg
| caption = C/2009 R1 (McNaught) photographed from Slovenia on June 9, 2010
| discoverer = 羅伯特·麥克諾特
| discovery_site = 賽丁泉天文台
| discovery_date = 2009年9月9日
| epoch = 13 June 2010 (JD 2455360.5)
| perihelion = 0.405011
| eccentricity = 1.00034
| inclination = 77.0070。2009年9月9日，天文學家羅伯特·麥克諾特使用澳洲新南威爾斯賽丁泉天文台的烏普薩拉南施密特望遠鏡發現該彗星。
這項發現在同一天得到了特內裡費島光學地面站望遠鏡的證實。
參考資料
外部連結
- NASA Jet Propulsion Laboratory Small-Body Database Browser on [http://ssd.jpl.nasa.gov/sbdb.cgi?orb=1;sstr=2009+R1 C/2009 R1]
- NASA Astronomy Picture of the Day:
** June 17, 2010, [http://antwrp.gsfc.nasa.gov/apod/ap100617.html Comet McNaught Passes NGC 1245]
** June 7, 2010, [http://antwrp.gsfc.nasa.gov/apod/ap100607.html Comet McNaught Becoming Visible to the Unaided Eye]
- [http://www.perseus.gr/Astro-Comets-2009-R1-McNaught-20100608.htm Comet C/2009 R1 (McNaught) in Andromeda]
- [http://remanzacco.blogspot.com/2010/05/comet-c2009-r1-mcnaught-animation.html Comet C/2009 R1 (McNaught) - Animation & Images] (disconnection event 26 May 2010 / Remanzacco Observatory)
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