Anders Donner was a professor

Professor

A professor is a scholarly teacher; the precise meaning of the term varies by country. Literally, professor derives from Latin as a "person who professes" being usually an expert in arts or sciences; a teacher of high rank...

 of astronomy

Astronomy

Astronomy is a natural science that deals with the study of celestial objects and phenomena that originate outside the atmosphere of Earth...

 at the University of Helsinki

University of Helsinki

The University of Helsinki is a university located in Helsinki, Finland since 1829, but was founded in the city of Turku in 1640 as The Royal Academy of Turku, at that time part of the Swedish Empire. It is the oldest and largest university in Finland with the widest range of disciplines available...

 observatory

Observatory

An observatory is a location used for observing terrestrial or celestial events. Astronomy, climatology/meteorology, geology, oceanography and volcanology are examples of disciplines for which observatories have been constructed...

 between 1883 and 1915. Before that, he served as a docent of astronomy between 1881-83.
He was the vice headmaster of the university between 1902 and 1911, a principal 1911–1915, chancellor of political sciences 1917–1919 and 1921–1926.

Under the leadership of Donner, the observatory participated in the international star directory and star map project "Carte du Ciel

Carte du Ciel

The Carte du Ciel and the Astrographic Catalogue were two distinct but connected components of a massive international astronomical project, initiated in the late 19th century, to catalogue and map the positions of millions of stars as faint as 11th or 12th magnitude...

". The star directory photograph work began in 1890 in Helsinki and it was ready in 1937. The Helsinki directory contains about 285,000 stars, their luminance and precise positions. Donner donated most of the work to the university.

The crater Donner

Donner (crater)

Donner is a lunar crater on the far side of the Moon. It is located just to the northeast of the Mare Australe, behind the southeastern limb of the Moon...

 on the far side of the Moon

Far side of the Moon

The far side of the Moon is the lunar hemisphere that is permanently turned away, and is not visible from the surface of the Earth. The far hemisphere was first photographed by the Soviet Luna 3 probe in 1959, and was first directly observed by human eyes when the Apollo 8 mission orbited the Moon...

 and the asteroid 1398 Donnera

1398 Donnera

1398 Donnera is a main-belt asteroid discovered on August 26, 1936 by Yrjö Väisälä at University of Turku.- External links :*...

are named after him.