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astronomy

IC 4617

IC 4617 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 IC 4617 rather than just read about it. In short: IC 4617 is a type Sbc spiral galaxy located in the Hercules constellation. It is located 553 million light-years from the Solar System and has an estimated diameter of 115,000 light-years thus making it slightly larger compared to the Milky Way.

IC 4617 — main illustration
IC 4617 — illustration

Key takeaways

  • IC 4617 belongs to astronomy; place it in that map before memorising details.
  • Learn the definition first, then one example that makes the definition concrete.
  • Connect IC 4617 to a quantity you can measure, compute or draw — that is where exam questions come from.
  • Reproduce the core statement of IC 4617 from memory before moving on to harder problems.

Reference excerpt

IC 4617 is a type Sbc spiral galaxy located in the Hercules constellation. It is located 553 million light-years from the Solar System and has an estimated diameter of 115,000 light-years thus making it slightly larger compared to the Milky Way. The galaxy was discovered by American astronomer, Edward Emerson Barnard or E. E. Barnard although no date of discovery was confirmed. IC 4617 is a member of Abell 2199 and happens to lie near towards the globular cluster, Messier 13.

References

Illustrations

IC 4617 illustration

Worked examples

Example 1 — a first encounter with IC 4617

Start with the simplest possible case. Write down what IC 4617 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 IC 4617 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 IC 4617 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 IC 4617

In research
IC 4617 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 IC 4617 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
IC 4617 is common in secondary-school and first-year university syllabi. It links to neighbouring topics Discoveries by Edward Emerson Barnard, Hercules (constellation), IC objects, so understanding it makes those chapters shorter.
In everyday life
Look for IC 4617 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 IC 4617 in 20 minutes

  1. Read the reference excerpt below once, without taking notes.
  2. Close the page and write down what IC 4617 means in your own words.
  3. Compare your version with the excerpt and mark what you missed.
  4. Work through the three examples above with pen and paper.
  5. Explain IC 4617 out loud to somebody else — or to Teacher Smith in the lgStudy chat.

Frequently asked questions

What is IC 4617 in simple terms?

IC 4617 is a type Sbc spiral galaxy located in the Hercules constellation. It is located 553 million light-years from the Solar System and has an estimated diameter of 115,000 light-years thus making it slightly larger compared to the Milky Way.

Why does IC 4617 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 IC 4617?

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 IC 4617.

Tags

  • Discoveries by Edward Emerson Barnard
  • Hercules (constellation)
  • IC objects
  • LEDA objects
  • Spiral galaxies

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