This is the type of study that helped to direct comet hunters where to search.
DON MACHHOLZ
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Amateur astronomers from around the world working around the clock to confirm a comet. It doesn’t get better than that.– DON MACHHOLZ Podcast-61-Map-1-Evening-SkyDownload Podcast-61-Map-2-Morning-SkyDownload...
"Start with the bright stars."Don Machholz
“Comet 67P/Churyumov-Gerasimenko. Wow, who comes up with these names?”-Don Machholz Podcast-89-Map-1-Evening-SkyDownload Podcast-89-Map-2-Morning-SkyDownload