Ladislaus Weinek ( hu, Weinek László, 13 February 1848,

Buda Buda (; german: Ofen, sh-Latn-Cyrl, separator=" / ", Budim, Будим, Czech and sk, Budín, tr, Budin) was the historic capital of the Kingdom of Hungary and since 1873 has been the western part of the Hungarian capital Budapest, on the ...

– 12 November 1913,

Prague Prague ( ; cs, Praha ; german: Prag, ; la, Praga) is the capital and largest city in the Czech Republic, and the historical capital of Bohemia. On the Vltava river, Prague is home to about 1.3 million people. The city has a temperate ...

) was an

Austro-Hungarian Austria-Hungary, often referred to as the Austro-Hungarian Empire,, the Dual Monarchy, or Austria, was a constitutional monarchy and great power in Central Europe between 1867 and 1918. It was formed with the Austro-Hungarian Compromise 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, natural satellite, moons, comets and galaxy, g ...

. He was educated in

Vienna en, Viennese , iso_code = AT-9 , registration_plate = W , postal_code_type = Postal code , postal_code = , timezone = CET , utc_offset = +1 , timezone_DST ...

, and worked for a period at the photography laboratories in

Schwerin Schwerin (; Mecklenburgisch dialect, Mecklenburgian Low German: ''Swerin''; Latin: ''Suerina'', ''Suerinum'') is the Capital city, capital and List of cities and towns in Germany, second-largest city of the northeastern States of Germany, German ...

. In 1874 he joined a

German German(s) may refer to: * Germany (of or related to) **Germania (historical use) * Germans, citizens of Germany, people of German ancestry, or native speakers of the German language ** For citizens of Germany, see also German nationality law **Ger ...

expedition to the

Kerguelen Islands The Kerguelen Islands ( or ; in French commonly ' but officially ', ), also known as the Desolation Islands (' in French), are a group of islands in the sub-Antarctic constituting one of the two exposed parts of the Kerguelen Plateau, a large ...

to observe a transit of

Venus Venus is the second planet from the Sun. It is sometimes called Earth's "sister" or "twin" planet as it is almost as large and has a similar composition. As an interior planet to Earth, Venus (like Mercury) appears in Earth's sky never fa ...

across the face of the

Sun The Sun is the star at the center of the Solar System. It is a nearly perfect ball of hot plasma, heated to incandescence by nuclear fusion reactions in its core. The Sun radiates this energy mainly as light, ultraviolet, and infrared radi ...

. His results from the expedition were published in '' Nova Acta Leopoldina''. In 1883 he became a professor in

and was the ninth director of the Klementinum observatory. There, on 27 November 1885, he took the ''first known photograph of a meteor''. He set up observing stations in Prague and Jena (to observe the

Andromedids The Andromedids meteor shower is associated with Biela's Comet, the showers occurring as Earth passes through old streams left by the comet's tail. The comet was observed to have broken up by 1846; further drift of the pieces by 1852 suggested th ...

shower of that year, which turned out to be very intense), and caught a 7mm-long trail on a plate in Prague. In collaboration with Friedrich Küstner, he made measurements of the height of the pole. During their investigations they also discovered polar motion, the movement of the Earth's polar axis relative to the crust. Using images taken at the

Lick Observatory The Lick Observatory is an astronomical observatory owned and operated by the University of California. It is on the summit of Mount Hamilton, in the Diablo Range just east of San Jose, California, United States. The observatory is managed by th ...

and the

Meudon Observatory The Paris Observatory (french: Observatoire de Paris ), a research institution of the Paris Sciences et Lettres University, is the foremost astronomical observatory of France, and one of the largest astronomical centers in the world. Its histor ...

, he produced the first atlas of 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 of ...

that was based on photographs. The crater Weinek on the

and the

asteroid An asteroid is a minor planet of the inner Solar System. Sizes and shapes of asteroids vary significantly, ranging from 1-meter rocks to a dwarf planet almost 1000 km in diameter; they are rocky, metallic or icy bodies with no atmosphere. ...

7114 Weinek are named after him.

References

External links

Lunární kráter Weinek – historická pocta klementinskému astronomovi
* Scheller, A., 1914,
Anzeige des Todes von Ladislaus Weinek
, Astronomische Nachrichten, vol. 196.

at www.mek.iif.hu 19th-century Hungarian astronomers 19th-century Austrian astronomers Austro-Hungarian people Hungarian expatriates in Germany Hungarian expatriates in the Czech lands People from Buda 1848 births 1913 deaths {{Austria-scientist-stub