|Discovery and designation|
|Discovered by||A. R. Klemola|
|Discovery site||Lick Observatory|
|Discovery date||September 3, 1975|
|Epoch May 14, 2008|
2131 Mayall (1975 RA) is an inner main-belt asteroid discovered on September 3, 1975 by A. R. Klemola at the Lick Observatory and named in honor of Nicholas U. Mayall who worked at Lick for many years.
Photometric measurements of the asteroid made in 2005 at the Palmer Divide Observatory showed a light curve with a period of 2.572 ± 0.002 hours and a brightness variation of 0.08 ± 0.02 in magnitude.
- Warner, Brian D. (2005), "Asteroid lightcurve analysis at the Palmer Divide Observatory - winter 2004-2005", Bulletin of the Minor Planets Section of the Association of Lunar and Planetary Observers 32 (3): 54–58, Bibcode:2005MPBu...32...54W, retrieved 2013-02-03.
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