Cell phone lunar photography and Messier Marathon Search Sequence.
This is the type of study that helped to direct comet hunters where to search.DON MACHHOLZ Podcast-34-Comet-Discoveries-and-Observational-SelectionDownload Podcast-34-Map-1Download Hits: 62
"It is rich, very rich, with stars and star clusters."-Don Machholz
That is a lot of time to find a comet, but then there is a lot of sky to cover!DON MACHHOLZ Podcast-46-A-Decade-of-Comets-Part-6Download Podcast-46-Map-1Download Podcast-46-Map-2Download