Franz de Paula Triesnecker
Encyclopedia
Franz de Paula Triesnecker (April 2, 1745 – January 29, 1817) was an Austrian Jesuit astronomer
.
Triesnecker was born in Mallon, Kirchberg
, Austria. When he was 16 he joined the Society of Jesus
. He studied philosophy in Vienna and mathematics at Tyrnau, then became a teacher. Following the suppression of the Jesuits in 1773, he moved to Graz
to complete his studies in theology
. Following his ordainment, he eventually became the assistant director at Vienna Observatory
. In 1792 he succeeded Maximilian Hell
as director, and remained at this post for the rest of his life.
During his career he published a number of treatises on astronomy and geography. Much of his work was dedicated to the emphemerides of Vienna. He made a series of measurements of celestial bodies, which were published from 1787 until 1806.
The crater Triesnecker
on the Moon
is named after him.
Astronomer
An astronomer is a scientist who studies celestial bodies such as planets, stars and galaxies.Historically, astronomy was more concerned with the classification and description of phenomena in the sky, while astrophysics attempted to explain these phenomena and the differences between them using...
.
Triesnecker was born in Mallon, Kirchberg
Kirchberg
-Austria:*Kirchberg am Wagram, a town in Lower Austria*Kirchberg am Wechsel, a town in Lower Austria*Kirchberg an der Raab, a town in Styria*Kirchberg bei Mattighofen, a town in the district of Braunau, Upper Austria...
, Austria. When he was 16 he joined the Society of Jesus
Society of Jesus
The Society of Jesus is a Catholic male religious order that follows the teachings of the Catholic Church. The members are called Jesuits, and are also known colloquially as "God's Army" and as "The Company," these being references to founder Ignatius of Loyola's military background and a...
. He studied philosophy in Vienna and mathematics at Tyrnau, then became a teacher. Following the suppression of the Jesuits in 1773, he moved to Graz
Graz
The more recent population figures do not give the whole picture as only people with principal residence status are counted and people with secondary residence status are not. Most of the people with secondary residence status in Graz are students...
to complete his studies in theology
Theology
Theology is the systematic and rational study of religion and its influences and of the nature of religious truths, or the learned profession acquired by completing specialized training in religious studies, usually at a university or school of divinity or seminary.-Definition:Augustine of Hippo...
. Following his ordainment, he eventually became the assistant director at Vienna Observatory
Vienna Observatory
Universitäts-Sternwarte Wien is an astronomical observatory in Vienna, Austria. It is part of the University of Vienna. The first observatory was built in 1753–1754 on the roof of one of the university buildings....
. In 1792 he succeeded Maximilian Hell
Maximilian Hell
Maximilian Hell, S.J. was a Hungarian astronomer and an ordained Jesuit priest from the Kingdom of Hungary.- Biography :...
as director, and remained at this post for the rest of his life.
During his career he published a number of treatises on astronomy and geography. Much of his work was dedicated to the emphemerides of Vienna. He made a series of measurements of celestial bodies, which were published from 1787 until 1806.
The crater Triesnecker
Triesnecker (crater)
Triesnecker is a prominent lunar impact crater that is located in the Sinus Medii, near the central part of the Moon's near side. It is located to the north-northwest of the crater Rhaeticus, and to the east-southeast of the flooded Murchison....
on the Moon
Moon
The Moon is Earth's only known natural satellite,There are a number of near-Earth asteroids including 3753 Cruithne that are co-orbital with Earth: their orbits bring them close to Earth for periods of time but then alter in the long term . These are quasi-satellites and not true moons. For more...
is named after him.
External links
- Francis a Paula Triesnecker, Catholic Encyclopedia.