Interesting facts about sundials in the HELIOS sundial blog

Here you will find reports from sundial practice, history, sundial theory, self-discovered sundials and many, many interesting information about sundials and related topics.

Your contribution in any language is always welcome. Simply send your article as a Word document or PDF (if possible with pictures) to


Klaus Maldener am 10. February 2013

POLARIS Zeitvergleich

Klaus Maldener am 3. February 2013

Zeitgleichungswalzen für die Polaris Sonnenuhr

PDF mit detaillierter Beschreibung: Zeitgleichungswalzen zur Verwendung für die POLARIS Sonnenuhr. [PDF]

Paul Mackay am 15. October 2012

La Faula is a winery and Agriturismo in the Friuli Region of North Italy. Some years ago Christine, Carlo and Franca of Helios Sundials stayed at La Faula. They were here on a research trip to the village of Aiello di Friuli which is known locally as the "Village of the Sundials". Many guests pass through La Faula and many have interesting professions or hobbies. But not many are sun-dial inventors, developers and designers.

Paul Mackay am 15. October 2012

After I lost my Seiko watch bashing my way through bushes surrounding the New Zealand Parliament to escape the Police, watches ceased to be important to me. So many great and important things happened in my life that a simple time-keeper seemed banal and devoid of intrinsic interest.

Paul Mackay am 15. October 2012

That first Seiko watch with the rugged stainless steel case and band lasted me through all of my adolescence. It got me to the school bus on time, told me when the tennis court was mine and when I had the squash court to play on. It became a part of me in those times before smart-phones. But over time the pin that held the band to the watch case deformed and occasionally the band would uncouple and I would have to rescue the watch before it fell. But, reaching adulthood, a destructive flaw in my character showed itself, a certain indolence.

Paul Mackay am 14. October 2012

After the Second World War the British economy was exhausted and its productive capacity diminished. The shortage of manpower, equipment and fertilisers meant the Great Britain was unable to feed itself and had to resort to rationing until 1954. Great Britain's lack was New Zealand's gain and for the post-war period until 1973 New Zealand was Great Britain's larder shipping enormous quantities of meat and dairy products. New Zealand grew extremely rich on this trade. And complacent.

Arnold Zenkert am 1. September 2012

Arnold Zenkert am 1. September 2012


In enger Beziehung zu HELIOS sende ich heute einen "Knüller", eine Entdeckung in einem tschechischen Mitteilungblatt. Mit der  großen Vorliebe für Drehscheiben findet man immer eine praktische Möglichkeit für unsere Gnomonik-Leidenschaft. Man kann sich damit viele Erleichtungen schaffen. Was halten Sie von meinem HELIONOM? Vielleicht finden Sie ein Plätzchen im HELIOS, es würde mich freuen. Im Anhang den Text und 2 Abbildungen (HELIONOM für 50° Breite) dazu.

Für Rückfragen bin ich immer zu haben.

Fred Bangerter am 1. July 2012

Am Tag der Sommersonnenwende, am 21. Juni 2012, wurde auf dem prachtvollen Aussichtsberg Muottas Muragl im Oberengadin (Schweiz) die vom Schweizer Hobby-Konstrukteur Fred Bangerter aus Faulensee erbaute Sonnenuhr SINE SOLE SILEO eingeweiht.