astronomy

William Otto Brunner

William Otto Brunner is a astronomy topic covered in the lgStudy science library. This page brings together a partial reference excerpt, illustrations, worked examples, real-world applications and a short study plan, so you can understand William Otto Brunner rather than just read about it. In short: William Otto Brunner (7 July 1878 – 1 December 1958) was a Swiss astronomer. From 1926 until 1945 he was the director of the Swiss Federal Observatory.

Key takeaways

William Otto Brunner belongs to astronomy; place it in that map before memorising details.
Learn the definition first, then one example that makes the definition concrete.
Connect William Otto Brunner to a quantity you can measure, compute or draw — that is where exam questions come from.
Reproduce the core statement of William Otto Brunner from memory before moving on to harder problems.

Reference excerpt

William Otto Brunner (7 July 1878 – 1 December 1958) was a Swiss astronomer. From 1926 until 1945 he was the director of the Swiss Federal Observatory. He continued the series of Zürich sunspot observations that was begun by Rudolf Wolf, succeeding the previous director, Alfred Wolfer. These observations continue up to the present, at the Royal Observatory of Belgium. The crater Brunner on the Moon is named after him.

Bibliography Brunner, William, "Die Welt der Sterne", Zürich, 1947. Brunner, William, "Vom Sternenhimmel", Erlenbach-Zürich, E. Rentsch, 1940. Brunner William, "Contributions to the photometry of night sky", Zürich, 1935. Brunner, William, "Anzeige des Todes von Alfred Wolfer", Astronomische Nachrichten, volume 243, 1931. Brunner, William, "Helligkeitsmessungen von Nova 60.1927 Aquilae", Astronomische Nachrichten, volume 230, 1927. Brunner, William, "Dreht sich die erde?", Leipzig und Berlin, B. G. Teubner, 1915.

References

Illustrations

Worked examples

Example 1 — a first encounter with William Otto Brunner

Start with the simplest possible case. Write down what William Otto Brunner claims or describes in one sentence, then invent the smallest concrete situation in which that sentence is true. In astronomy, the smallest case is usually a single object, a single equation or a single measurement. Check that every symbol or term in your sentence has a meaning in that case.

Example 2 — changing one variable

Take the situation from Example 1 and change exactly one quantity: double it, halve it, or set it to zero. Predict what should happen to William Otto Brunner before you calculate. Comparing your prediction with the result is the fastest way to find out whether you understand the idea or only the words.

Example 3 — an exam-style question

Typical questions about William Otto Brunner ask you to (a) state it precisely, (b) apply it to given data, and (c) explain a limitation. Practise writing all three answers in under five minutes; the third part is what separates a full-mark answer from an average one.

Applications of William Otto Brunner

In research: William Otto Brunner appears in astronomy research whenever the underlying quantities have to be modelled precisely. Papers usually cite it as a starting assumption and then explore where it breaks down.
In technology and industry: Engineering practice reuses William Otto Brunner in design rules, simulations and safety margins. Knowing the idea lets you read a specification sheet and understand why the numbers look the way they do.
In the classroom: William Otto Brunner is common in secondary-school and first-year university syllabi. It links to neighbouring topics 1878 births, 1958 deaths, 20th-century Swiss astronomers, so understanding it makes those chapters shorter.
In everyday life: Look for William Otto Brunner outside the textbook — in sport, cooking, traffic, electronics or the sky above you. An example you found yourself is remembered far longer than one you were given.

Ask Teacher Smith questions about this articleOpens your AI tutor with a question about “William Otto Brunner” →

Affiliate

Preply — study more efficiently by working with a personal tutor. 50% off.

How to study William Otto Brunner in 20 minutes

Read the reference excerpt below once, without taking notes.
Close the page and write down what William Otto Brunner means in your own words.
Compare your version with the excerpt and mark what you missed.
Work through the three examples above with pen and paper.
Explain William Otto Brunner out loud to somebody else — or to Teacher Smith in the lgStudy chat.

Frequently asked questions

What is William Otto Brunner in simple terms?

William Otto Brunner (7 July 1878 – 1 December 1958) was a Swiss astronomer. From 1926 until 1945 he was the director of the Swiss Federal Observatory.

Why does William Otto Brunner matter?

Because it connects several astronomy ideas at once: it gives you a definition you can apply, a quantity you can calculate, and a way to check whether a result is plausible.

How should I study William Otto Brunner?

Read the excerpt, restate it from memory, then work through the examples and applications listed on this page. The five-step study plan above takes about twenty minutes.

What does this page cover?

It gives you a compact reference excerpt plus original lgStudy explanations, examples, applications and study material on William Otto Brunner.