Biographical Encyclopedia of Astronomers

2014 Edition
| Editors: Thomas Hockey, Virginia Trimble, Thomas R. Williams, Katherine Bracher, Richard A. Jarrell, Jordan D. MarchéII, JoAnn Palmeri, Daniel W. E. Green

Holwarda, Johannes Phocylides

  • Jürgen Hamel
Reference work entry
DOI: https://doi.org/10.1007/978-1-4419-9917-7_642

Alternate Name

 Holwarda, Johannes Fokkens

BornHolwarden, Friesland, the Netherlands, 19 February 1618

DiedFraneker, Friesland, the Netherlands, 22 January 1651

Johannes Holwarda’s most famous observational accomplishment was his rediscovery of the variable star Mira (o Ceti) in the constellation Cetus.

Holwarda studied in Franeker under Adrian Metius and graduated in 1640 with a doctoral degree in medicine. In 1639, he became a lecturer in logic and was promoted in 1647 to professor of philosophy in Franeker. In addition to philosophy, Holwarda studied theoretical and practical astronomy and worked as a medical practitioner.

In 1640, Holwarda wrote his Dissertatio astronomica, in which he examined in great detail the widely used astronomical tables of  Philip Lansbergen. In this work and according to his own calculations and observations, Holwarda found errors and theoretical mistakes of a considerable magnitude. Holwarda proved to be a persistent defender of  Johannes Kepler’s...

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Notes

Acknowledgements

Translated by Balthasar Indermühle.

Selected References

  1. Aa, Abraham J. van der (1867). Biographisch woordenboek der Nederlanden. Vol. 8. Haarlem. B. M. Israel.Google Scholar
  2. Holwarda, J. P. (1640). Panselenos … id est dissertatio astronomica quae occasione ultimi Lunaris anni 1638 deliquii mauductio. Franeker. Alberti and Theuring.Google Scholar
  3. — (1642). Epitome astronomiae reformatae generalis. Franeker Alberti.Google Scholar
  4. — (1651). Philosophia naturalis, seu physica vetus nova. Franeker Alberti.Google Scholar
  5. — (1652). Friesche Sterre-Konst: Oste een korte, doch bolmaeckte Astronomia met de nuttigheden von dien. Harlingen Jon Messels. (A work targeted at a nonacademic audience, which teaches comprehensively about astronomy; 2nd edition in 1668.)Google Scholar
  6. Meer, Willemina van der (1997). Biographischer Index der Benelux-Länder. Munich: K. G. Saur.Google Scholar
  7. Paquot, Jean (1768). Mémoires pour servir à l’histoire littéraire des dix-sept provinces des Pays-Bas. Vol. 14. Louvain Imprimeric Académique.Google Scholar
  8. Wilson, Curtis (1989). “Predictive Astronomy in the Century after Kepler.” In Planetary Astronomy from the Renaissance to the Rise of Astrophysics, Part A: Tycho Brahe to Newton, edited by René Taton and Curtis Wilson, pp. 161–206. Vol. 2A of The General History of Astronomy. Cambridge: Cambridge University Press.Google Scholar

Copyright information

© Springer Science+Business Media New York 2014

Authors and Affiliations

  1. 1.Universität LandauLandau in der PfalzGermany