Johannes Stöffler (also ''Stöfler, Stoffler, Stoeffler''; 10 December 1452 – 16 February 1531) was a German

mathematician A mathematician is someone who uses an extensive knowledge of mathematics in their work, typically to solve mathematical problems. Mathematicians are concerned with numbers, data, quantity, structure, space, models, and change. History On ...

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 ...

, astrologer,

priest A priest is a religious leader authorized to perform the sacred rituals of a religion, especially as a mediatory agent between humans and one or more deities. They also have the authority or power to administer religious rites; in partic ...

, maker of astronomical instruments and

professor Professor (commonly abbreviated as Prof.) is an academic rank at universities and other post-secondary education and research institutions in most countries. Literally, ''professor'' derives from Latin as a "person who professes". Professors ...

at the

University of Tübingen The University of Tübingen, officially the Eberhard Karl University of Tübingen (german: Eberhard Karls Universität Tübingen; la, Universitas Eberhardina Carolina), is a public research university located in the city of Tübingen, Baden-W� ...

Life

Johannes Stöffler was born on 10 December 1452, in Justingen (now part of

Schelklingen Schelklingen is a town in the district of Alb-Donau in Baden-Württemberg in Germany. It is situated 10 km north of Ehingen, and 20 km west of Ulm. Schelklingen and 82% of its territory form part of the Swabian Jura Biosphere Reserve. ...

) on the Swabian Alb. Having received his basic education at the Blaubeuren monastery school, he registered at the newly founded

University of Ingolstadt The University of Ingolstadt was founded in 1472 by Louis the Rich, the Duke of Bavaria at the time, and its first Chancellor was the Bishop of Eichstätt. It consisted of five faculties: humanities, sciences, theology, law, and medicine, all o ...

on 21 April 1472, where he was consequently promoted

Baccalaureus A bachelor's degree (from Middle Latin ''baccalaureus'') or baccalaureate (from Modern Latin ''baccalaureatus'') is an undergraduate academic degree awarded by colleges and universities upon completion of a course of study lasting three to six ye ...

in September 1473 and Magister in January 1476. After finishing his studies he obtained the parish of Justingen where he, besides his clerical obligations, concerned himself with

astronomy Astronomy () is a natural science that studies celestial objects and phenomena. It uses mathematics, physics, and chemistry in order to explain their origin and evolution. Objects of interest include planets, moons, stars, nebulae, g ...

astrology Astrology is a range of divinatory practices, recognized as pseudoscientific since the 18th century, that claim to discern information about human affairs and terrestrial events by studying the apparent positions of celestial objects. Di ...

and the making of

astronomical instruments Astronomical instruments include: *Alidade *Armillary sphere * Astrarium *Astrolabe *Astronomical clock *the Antikythera mechanism, an astronomical clock *Blink comparator * Bolometer *the Canterbury Astrolabe Quadrant *Celatone *Celestial sphere ...

clocks A clock or a timepiece is a device used to measure and indicate time. The clock is one of the oldest human inventions, meeting the need to measure intervals of time shorter than the natural units such as the day, the lunar month and the ...

and celestial

globe A globe is a spherical model of Earth, of some other celestial body, or of the celestial sphere. Globes serve purposes similar to maps, but unlike maps, they do not distort the surface that they portray except to scale it down. A model glo ...

s. He conducted a lively correspondence with leading humanists - for example,

Johannes Reuchlin Johann Reuchlin (; sometimes called Johannes; 29 January 1455 – 30 June 1522) was a German Catholic humanist and a scholar of Greek and Hebrew, whose work also took him to modern-day Austria, Switzerland, and Italy and France. Most of Reuchlin ...

, for whom he made an equatorium and wrote horoscopes. In 1499 he predicted that a

deluge A deluge is a large downpour of rain, often a flood. The Deluge refers to the flood narrative in the Biblical book of Genesis. Deluge may also refer to: History *Deluge (history), the Swedish and Russian invasion of the Polish-Lithuanian Com ...

would cover the world on 20 February 1524. In 1507, at the instigation of Duke Ulrich I he received the newly established chair of mathematics and astronomy at the University of Tübingen, where he excelled in rich teaching and publication activities and finally was elected

rector Rector (Latin for the member of a vessel's crew who steers) may refer to: Style or title *Rector (ecclesiastical), a cleric who functions as an administrative leader in some Christian denominations *Rector (academia), a senior official in an edu ...

in 1522. By the time of his appointment he already enjoyed a virtual monopoly in ephemeris-making in collaboration with Jacob Pflaum, continuing the calculations of

Regiomontanus Johannes Müller von Königsberg (6 June 1436 – 6 July 1476), better known as Regiomontanus (), was a mathematician, astrologer and astronomer of the German Renaissance, active in Vienna, Buda and Nuremberg. His contributions were instrument ...

through 1531, and then through 1551, the latter being published posthumously in 1531. His treatise on the construction and the use of the astrolabe, entitled ''Elucidatio fabricae ususque astrolabii'', was published in several editions and served astronomers and surveyors for a long time as a standard work. Philipp Melanchthon and

Sebastian Münster Sebastian Münster (20 January 1488 – 26 May 1552) was a German cartographer and cosmographer. He also was a Christian Hebraist scholar who taught as a professor at the University of Basel. His well-known work, the highly accurate world map, ' ...

rank among his most famous students. When a plague epidemic forced the division and relocation of his university to the surrounding countryside in 1530, Stöffler went to

Blaubeuren Blaubeuren () is a town in the district of Alb-Donau near Ulm in Baden-Württemberg, Germany. it had 11,963 inhabitants. Geography Geographical location The core city Blaubeuren lies at the foot of the Swabian Jura, west of Ulm. Neighborin ...

and died there on 16 February 1531 of the plague. He was buried in the choir of the collegiate church (Stiftskirche) in

Tübingen Tübingen (, , Swabian: ''Dibenga'') is a traditional university city in central Baden-Württemberg, Germany. It is situated south of the state capital, Stuttgart, and developed on both sides of the Neckar and Ammer rivers. about one in three ...

Works

* 1493: A celestial

for the Bishop of

Konstanz Konstanz (, , locally: ; also written as Constance in English) is a university city with approximately 83,000 inhabitants located at the western end of Lake Constance in the south of Germany. The city houses the University of Konstanz and was th ...

. This globe, as the sole remaining and most important object of his workshop, is exhibited at the

Landesmuseum Württemberg The Landesmuseum Württemberg (Württemberg State Museum) is the main historical museum of the Württemberg part of the German state of Baden-Württemberg. It emerged from the 16th-century “Kunstkammer” ( Cabinet of art and curiosities) of t ...

in the Old Castle in Stuttgart. * 1496: An astronomical clock for the Minster of

. * 1498: A celestial globe for the Bishop of

Worms Worms may refer to: *Worm, an invertebrate animal with a tube-like body and no limbs Places *Worms, Germany Worms () is a city in Rhineland-Palatinate, Germany, situated on the Upper Rhine about south-southwest of Frankfurt am Main. It had ...

. * 1499: An

Almanac An almanac (also spelled ''almanack'' and ''almanach'') is an annual publication listing a set of current information about one or multiple subjects. It includes information like weather forecasts, farmers' planting dates, tide tables, and othe ...

(''Almanach nova plurimis annis venturis inserentia'') published in collaboration with the astronomer Jakob Pflaum of Ulm, which was designated as a continuation of the ephemeris of

. It had a large circulation, underwent 13 editions until 1551 and exerted a strong effect on

Renaissance The Renaissance ( , ) , from , with the same meanings. is a period in European history The history of Europe is traditionally divided into four time periods: prehistoric Europe (prior to about 800 BC), classical antiquity (800 BC to AD ...

astronomy. * 1512 - 1514: Commentary on

Ptolemy Claudius Ptolemy (; grc-gre, Πτολεμαῖος, ; la, Claudius Ptolemaeus; AD) was a mathematician, astronomer, astrologer, geographer, and music theorist, who wrote about a dozen scientific treatises, three of which were of importance ...

's ''

Geography Geography (from Greek: , ''geographia''. Combination of Greek words ‘Geo’ (The Earth) and ‘Graphien’ (to describe), literally "earth description") is a field of science devoted to the study of the lands, features, inhabitants, an ...

''. Unpublished manuscript with comments on books 1 and 2 of the ''Geography'', preserved at University of Tübingen; the remaining commentaries were lost in a fire in 1534. * 1513: A book on the construction and use of the astrolabe (''Elucidatio fabricae ususque astrolabii''), published in 16 editions up until 1620, and, in 2007, for the first time in English. * 1514: Astronomical tables (''Tabulae astronomicae''). * 1518: A proposal for a calendar revision (''Calendarium romanum magnum'') which formed a foundation for the

Gregorian calendar The Gregorian calendar is the calendar used in most parts of the world. It was introduced in October 1582 by Pope Gregory XIII as a modification of, and replacement for, the Julian calendar. The principal change was to space leap years dif ...

.Alessandro Gunella and John Lamprey, ''Stoeffler's Elucidatio'' (The translation of ''Elucidatio fabricae ususque astrolabii'' into English). Published by John Lamprey, 2007. , * 1532 * 1534 (posthumously published): Commentary on the ''Sphaera'' of pseudo-Proclus (''Ioannis Stoefleri Iustingensis mathematici eruditissimi, faciléque omnium principis, in Procli Diadochi, authoris grauissimi Sphæram mundi, omnibus numeris longè absolutissimus commentarius'') * 1534

Legacy

The lunar crater " Stöfler" (with one ''f'') was named in his honour.

References

External links

Electronic facsimile-editions of the rare book collection at the Vienna Institute of AstronomyOnline Galleries, History of Science Collections, University of Oklahoma Libraries
– High resolution images of works by and/or portraits of Johannes Stoeffler in .jpg and .tiff format {{DEFAULTSORT:Stoeffler, Johannes 1452 births 1531 deaths People from Alb-Donau-Kreis German astrologers 15th-century German astronomers 15th-century apocalypticists 15th-century astrologers 16th-century apocalypticists 16th-century astrologers 15th-century German mathematicians Flood myths 16th-century German mathematicians University of Tübingen faculty 16th-century deaths from plague (disease) 16th-century German astronomers