The Coma of Comet 9P/Tempel 1 Posted on July 1, 2014 by UHNAI Webmaster in Lisse, C.M.; A'Hearn, M.F.; Farnham, T.L.; Groussin, O.; Meech, K.J.; Fink, U.; Schleicher, D.G. (). The Coma of Comet 9P/Tempel 1. , 117, (1-2),