Comet P/2011 p1 (mcnaught)
Gianluca De Masi,Umberto Masi, G Luccone, R H Mcnaught, J D Ahern, E C Beshore, Andrea Boattini, G J Garradd, A R Gibbs,A D Grauer, R E Hill, R A Kowalski,Steven M Larson,Hiroyasu Sato,Richard T Holmes, Sergio Foglia, T Vorobjov, G V Williams mag（2011）
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