Donald Machholz

Donald Edward Machholz (October 7, 1952 – August 9, 2022) was an American astronomer. He was a well known visual comet discoverer. It was said he helped discover 12 comets. Machholz spent more than 9,000 hours comet-hunting in a career, which lasted over 50 years.^[1]^[2] Machholz was one of the inventors of the Messier Marathon.

Machholz died on August 9, 2022 at his ranch in Mohave County, Arizona at the age of 69.^[3]

References

↑ Gus Thomson (March 30, 2010). "Patience leads to new comet discovery by Colfax amateur astronomer". Auburn Journal. Retrieved March 30, 2010.
↑ Roger W. Sinnott (March 27, 2010). "New Comet Machholz". Sky & Telescope. Archived from the original on March 30, 2010. Retrieved March 30, 2010.
↑ Don Machholz, 1952-2022

Other websites

Don Machholz

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[1] Gus Thomson (March 30, 2010). "Patience leads to new comet discovery by Colfax amateur astronomer". Auburn Journal. Retrieved March 30, 2010.

[2] Roger W. Sinnott (March 27, 2010). "New Comet Machholz". Sky & Telescope. Archived from the original on March 30, 2010. Retrieved March 30, 2010.

[3] Don Machholz, 1952-2022

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