Leonid Vladimirovich Elenin (Russian: Леони́д Влади́мирович Еле́нин; born 10 August 1981) is a Russian amateur astronomer working with the ISON-NM observatory (H15) via the International Scientific Optical Network (ISON), which is the first Russian remote observatory in the West.
Leonid Elenin works for the Keldysh Institute of Applied Mathematics[1] and lives in Lyubertsy, Moscow region, Russia.[2]
Leonid Elenin is best known for discovering the comet C/2010 X1 on 10 December 2010.[2] Elenin then discovered comet P/2011 NO1 on 7 July 2011.[3] As of 2019[update], Elenin had discovered five comets.[4]
The first asteroid discovered by Leonid Elenin was 2008 XE on 1 December 2008 at Tzec (H10).[5] The first Amor asteroid (near-Earth object) discovered by Elenin was 2010 RN80 on 10 September 2010 at ISON-NM (H15).[6]
Elenin has also discovered the trailing L5 Jupiter trojan 2011 QJ9 on 23 August 2011,[7] the Mars-crossing asteroid 2011 QD23 on 25 August 2011,[8] and the amor asteroid (Near-Earth object) 2011 QY37 on 27 August 2011.[9] The first numbered asteroid discovered by Elenin at ISON-NM is 365756 ISON (2010 WZ71).[10]
On 29 January 2013, the Minor Planet Center awarded Leonid Elenin a 2012 Edgar Wilson Award for the discovery of comets by amateurs.[11]