“So those are the three requirements for finding a comet: at the right place, at the right time and seeing faint enough to detect it.“
Don Machholz
Cell phone lunar photography and Messier Marathon Search Sequence. Podcast-5-Star-Map-1Download Podcast-5-Star-Map-2Download Podcast-5-MM-Search-SequenceDownload Podcast-5-Promo-Photo-PDFDownload
Moonlight's influence on astronomy, Charles Messier and his Objects, and the Messier Marathon. Podcast 4 Star Map 2 Podcast 4, Star Map 1
Penumbral lunar eclipses, the stars Betelgeuse and Castor, and the Quadrantids meteor shower. Pod-0001-Star-Map-For-January-8-2020Download Formation-and-Past-Evolution-of-the-Meteoroid-Complex-of-Comet-96P_MachholzDownload