[2] MLS uses a 1.52 m (60 in) cassegrain reflector telescope (with 10560x10560-pixel camera at the f/1.6 prime focus, for a five square degree field of view)[3] operated by the Steward Observatory at Mount Lemmon Observatory, which is located at 2,791 meters (9,157 ft) in the Santa Catalina Mountains northeast of Tucson, Arizona.

[1][4] Andrea Boattini and the survey accidentally rediscovered 206P/Barnard-Boattini, a lost comet, on 7 October 2008.

[5] On 12 January 2008, Mount Lemmon Survey discovered the near-Earth asteroid 2008 AO112 at an apparent magnitude of 21 using a 1.5-meter (59 in) reflecting telescope.

[8] 2011 UN63 was discovered by the Mount Lemmon Survey on 27 September 2009 and it is a stable L5 Mars trojan asteroid.

[9][10] The survey also discovered the unusual Aten asteroid 2012 FC71, a dynamically cold Kozai resonator, on 31 March 2012.