Published in Weather 68 208-209 DOI: 10.1002/wea.2114 in 2013
G. P. Können and R. Schmidt
We took a picture of a submoon. The meteorological conditions during the observation are outlined. The mechanism of formation is discussed. A search in the literature yields only nine earlier submoon reports.  An explanation is given for the extreme rarity of submoon reports compared to subsun reports.