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Clarence Augustus Chant (May 31, 1865 – November 18, 1956) was a
Canadian Canadians (french: Canadiens) are people identified with the country of Canada. This connection may be residential, legal, historical or cultural. For most Canadians, many (or all) of these connections exist and are collectively the source of ...
astronomer An astronomer is a scientist in the field of astronomy who focuses their studies on a specific question or field outside the scope of Earth. They observe astronomical objects such as stars, planets, moons, comets and galaxies – in either o ...
and
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.


Early life and education

Chant was born in Hagerman's Corners, Ontario to Christopher Chant and Elizabeth Croft. In 1882 he attended Markham High School, where he demonstrated a mathematical ability. After graduation, he attended
St. Catherines Collegiate Institute ST, St, or St. may refer to: Arts and entertainment * Stanza, in poetry * Suicidal Tendencies, an American heavy metal/hardcore punk band * Star Trek, a science-fiction media franchise * Summa Theologica, a compendium of Catholic philosophy ...
and York County Model School in
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. He left to work as an instructor in 1884, and taught at Maxwell, Osprey Township for the following three years. By 1887 he began studying mathematics and
physics Physics is the natural science that studies matter, its fundamental constituents, its motion and behavior through space and time, and the related entities of energy and force. "Physical science is that department of knowledge which rel ...
at the University College of the
University of Toronto The University of Toronto (UToronto or U of T) is a public research university in Toronto, Ontario, Canada, located on the grounds that surround Queen's Park. It was founded by royal charter in 1827 as King's College, the first institu ...
, graduating in 1890.


Career

Upon graduation, Chant became a civil servant in
Ottawa Ottawa (, ; Canadian French: ) is the capital city of Canada. It is located at the confluence of the Ottawa River and the Rideau River in the southern portion of the province of Ontario. Ottawa borders Gatineau, Quebec, and forms the core ...
, working as a temporary clerk in the office of the Auditor General. The job offered limited prospects; however, in 1891 he was offered a fellowship at University of Toronto, where he gained an appointment as a lecturer of physics the following year. While working at the university he became interested in
astronomy Astronomy () is a natural science that studies astronomical object, celestial objects and phenomena. It uses mathematics, physics, and chemistry in order to explain their origin and chronology of the Universe, evolution. Objects of interest ...
, and in 1892 he joined what would become the
Royal Astronomical Society of Canada Royal may refer to: People * Royal (name), a list of people with either the surname or given name * A member of a royal family Places United States * Royal, Arkansas, an unincorporated community * Royal, Illinois, a village * Royal, Iowa, a ...
. He served as president of the organization from 1904 until 1907, and also performed editing duties for the society's journal until 1956. He also contributed articles to the journal and the annual ''Observer's Handbook''. In 1894 he married Jean Laidlaw, and the couple had two daughters and a son. He earned his master's degree in 1900, and was granted a leave of absence to study for a Doctorate at
Harvard University Harvard University is a private Ivy League research university in Cambridge, Massachusetts. Founded in 1636 as Harvard College and named for its first benefactor, the Puritan clergyman John Harvard, it is the oldest institution of high ...
. He returned to Toronto with his Ph.D. in 1901 became a professor. In 1905 he introduced optical astronomy courses at the
University of Toronto The University of Toronto (UToronto or U of T) is a public research university in Toronto, Ontario, Canada, located on the grounds that surround Queen's Park. It was founded by royal charter in 1827 as King's College, the first institu ...
, and was the sole astronomer at the university until 1924. In 1913 he researched and wrote a paper for the Royal Astronomical Society of Canada about an unusual event, a meteor procession, that took place that year. He lobbied the city of
Toronto Toronto ( ; or ) is the capital city of the Provinces and territories of Canada, Canadian province of Ontario. With a recorded population of 2,794,356 in 2021, it is the List of the largest municipalities in Canada by population, most pop ...
for an observatory, but the project was shelved with the advent of
World War I World War I (28 July 1914 11 November 1918), often abbreviated as WWI, was List of wars and anthropogenic disasters by death toll, one of the deadliest global conflicts in history. Belligerents included much of Europe, the Russian Empire, ...
. During his career he joined five expeditions to observe solar eclipses, including the 1922 expedition that tested Einstein's theory that light could be deflected by a massive body. He performed early investigations into
X-ray X-rays (or rarely, ''X-radiation'') are a form of high-energy electromagnetic radiation. In many languages, it is referred to as Röntgen radiation, after the German scientist Wilhelm Conrad Röntgen, who discovered it in 1895 and named it ' ...
photography. In 1928 he published the book ''Our Wonderful Universe''. Chant worked with mining executive and amateur astronomer David Alexander Dunlap to promote and develop plans for a world-class observatory for Canada. After Dunlap's death, his widow donated land for the observatory and provided financial backing for the project. In 1935 Chant's goal was achieved with the opening of the
David Dunlap Observatory The David Dunlap Observatory (DDO) is an astronomical observatory site in Richmond Hill, Ontario, Canada. Established in 1935, it was owned and operated by the University of Toronto until 2008. It was then acquired by the city of Richmond Hill, ...
. He retired from the university when the observatory opened, and moved into the Observatory House, Richmond Hill. He died at 91 years of age during the November 1956 lunar eclipse while still residing at the Observatory House.


Awards and honors

* Asteroid 3315 Chant is named after him. * The crater
Chant A chant (from French ', from Latin ', "to sing") is the iterative speaking or singing of words or sounds, often primarily on one or two main pitches called reciting tones. Chants may range from a simple melody involving a limited set of note ...
on the
Moon The Moon is Earth's only natural satellite. It is the fifth largest satellite in the Solar System and the largest and most massive relative to its parent planet, with a diameter about one-quarter that of Earth (comparable to the width ...
is named after him.


References

*


External links


Clarence Augustus Chant archival papers
held at th
University of Toronto Archives and Records Management Services
{{DEFAULTSORT:Chant, Clarence Augustus Higher education in Canada Organizations established in 1922 1865 births 1956 deaths University of Toronto alumni Harvard University alumni 20th-century Canadian astronomers 19th-century Canadian astronomers Presidents of the Royal Astronomical Society of Canada