astronomy

William Hammond Wright

William Hammond Wright 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 Hammond Wright rather than just read about it. In short: William Hammond Wright (November 4, 1871 – May 16, 1959) was an American astronomer and the director of the Lick Observatory from 1935 until 1942. Wright was born in San Francisco.

Key takeaways

William Hammond Wright 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 Hammond Wright to a quantity you can measure, compute or draw — that is where exam questions come from.
Reproduce the core statement of William Hammond Wright from memory before moving on to harder problems.

Reference excerpt

William Hammond Wright (November 4, 1871 – May 16, 1959) was an American astronomer and the director of the Lick Observatory from 1935 until 1942. Wright was born in San Francisco. After graduating in 1893 from the University of California, he became Assistant Astronomer at Lick Observatory. From 1903 to 1906 he worked on establishing the "Southern station" of the observatory at Cerro San Cristobal near Santiago de Chile. It only took him 6 months to start with observations from this new site, and he recorded a large series of radial velocity measurements of stars in the southern sky. In 1908 he was promoted to Astronomer. From 1918 to 1919 he was stationed at Aberdeen Proving Ground working for the ordnance section of the United States Army. He then returned to the Lick Observatory and worked there until his retirement. He is most famous for his work on radial velocity of stars in our galaxy, and his work with his own version of the spectrograph that he designed himself. He obtained a spectra of novas and nebulae. In 1924 he made photographic observations of Mars in multiple wave lengths. From these pictures he concluded that its atmosphere was about 60 miles (100 km) deep. Wright was elected to the United States National Academy of Sciences in 1922 and the American Philosophical Society in 1935. In 1928 Wright received the Henry Draper Medal from the National Academy of Sciences, and in 1938 the Gold Medal of the Royal Astronomical Society. The Martian crater Wright and the minor planet 1747 Wright are named after him. The lunar crater Wright is co-named in his honour.

References

External links Portraits of William Hammond Wright from the Lick Observatory Records Digital Archive, UC Santa Cruz Library's Digital Collections Archived 2016-03-04 at the Wayback Machine

Illustrations

Worked examples

Example 1 — a first encounter with William Hammond Wright

Start with the simplest possible case. Write down what William Hammond Wright 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 Hammond Wright 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 Hammond Wright 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 Hammond Wright

In research: William Hammond Wright 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 Hammond Wright 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 Hammond Wright is common in secondary-school and first-year university syllabi. It links to neighbouring topics 1871 births, 1959 deaths, American astronomers, so understanding it makes those chapters shorter.
In everyday life: Look for William Hammond Wright 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.

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How to study William Hammond Wright in 20 minutes

Read the reference excerpt below once, without taking notes.
Close the page and write down what William Hammond Wright 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 Hammond Wright out loud to somebody else — or to Teacher Smith in the lgStudy chat.

Frequently asked questions

What is William Hammond Wright in simple terms?

William Hammond Wright (November 4, 1871 – May 16, 1959) was an American astronomer and the director of the Lick Observatory from 1935 until 1942. Wright was born in San Francisco.

Why does William Hammond Wright 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 Hammond Wright?

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 Hammond Wright.