astronomy

List of star names in Crux

List of star names in Crux 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 List of star names in Crux rather than just read about it. In short: This is the list of the proper names for the stars in the constellation Crux. (Used modern western astronomy and uranography only) List Etymologies α Cru Acrux: ＜ coined from (en) the Alpha of Crux, the former English form of it Bayer designation, Alpha Crucis.

Key takeaways

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

Reference excerpt

This is the list of the proper names for the stars in the constellation Crux. (Used modern western astronomy and uranography only)

List

Etymologies

α Cru Acrux: ＜ coined from (en) the Alpha of Crux, the former English form of it Bayer designation, Alpha Crucis. It was invented by Elijah H. Burritt in his star atlas in 1833. Magalhanica: ＜ (pt) Magalhãnica, "the Magellanic", and meaning Estrela de Magalhães, "the Star of Magellan".

β Cru Mimosa: ＜ Latin 'actor', and may come from the flower of the same name. Becrux: ＜ analogy from Acrux of Alpha Crucis. It was coined from (en) the Beta of Crux, the former English form of it Bayer designation, Beta Crucis. It was invented by the editor of nautical almanac in the middle of the 20th century.

γ Cru Gacrux: ＜ analogy from Acrux for Alpha Crucis. It was coined from (en) the Gamma of Crux, the former English form of it Bayer designation, Gamma Crucis. It was also invented by the editor of nautical almanac in the middle of the 20th century. Rubidea: ＜ (Portuguese)? (Latin)? rubídea, "reddish". According to Japanese astronomer Keishin Suzuki, it was invented by John Herschel.

δ Cru Palida: ＜ (Portuguese) pálida, "pale".

ε Cru Intrometida: ＜ (Portuguese) intrometida, "obtrusive".

See also List of stars in Crux List of star names Bandeira do Brasil: Sobre as estrelas (Portuguese)

Notes

References Allen, Richard Hinckley (1963). Star Names: Their Lore and Meaning (rep. ed.). New York, NY: Dover Publications Inc. ISBN 0-486-21079-0.{{cite book}}: CS1 maint: ignored ISBN errors (link) Kunitzsch, Paul; Smart, Tim (2006). A Dictionary of Modern star Names: A Short Guide to 254 Star Names and Their Derivations (2nd rev. ed.). Cambridge, MA: Sky Publishing Corporation. ISBN 978-1-931559-44-7.

External links da Silva Oliveira, R., "Crux Australis: o Cruzeiro do Sul", Artigos: Planetario Movel Inflavel AsterDomus.

Worked examples

Example 1 — a first encounter with List of star names in Crux

Start with the simplest possible case. Write down what List of star names in Crux 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 List of star names in Crux 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 List of star names in Crux 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 List of star names in Crux

In research: List of star names in Crux 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 List of star names in Crux 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: List of star names in Crux is common in secondary-school and first-year university syllabi. It links to neighbouring topics Crux, Lists of star names by constellation, so understanding it makes those chapters shorter.
In everyday life: Look for List of star names in Crux 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 List of star names in Crux in 20 minutes

Read the reference excerpt below once, without taking notes.
Close the page and write down what List of star names in Crux 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 List of star names in Crux out loud to somebody else — or to Teacher Smith in the lgStudy chat.

Frequently asked questions

What is List of star names in Crux in simple terms?

This is the list of the proper names for the stars in the constellation Crux. (Used modern western astronomy and uranography only) List Etymologies α Cru Acrux: ＜ coined from (en) the Alpha of Crux, the former English form of it Bayer designation, Alpha Crucis.

Why does List of star names in Crux 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 List of star names in Crux?

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 List of star names in Crux.