astronomy

PGC 2456

PGC 2456 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 PGC 2456 rather than just read about it. In short: PGC 2456 known as KAZ 364 and JO201, is a spiral galaxy located in the constellation of Cetus. It is located 617 million light-years away from the Solar System.

Key takeaways

PGC 2456 belongs to astronomy; place it in that map before memorising details.
Learn the definition first, then one example that makes the definition concrete.
Connect PGC 2456 to a quantity you can measure, compute or draw — that is where exam questions come from.
Reproduce the core statement of PGC 2456 from memory before moving on to harder problems.

Reference excerpt

PGC 2456 known as KAZ 364 and JO201, is a spiral galaxy located in the constellation of Cetus. It is located 617 million light-years away from the Solar System. A member of Abell 85, PGC 2456 lies 360 kiloparsecs from the brightest cluster galaxy, Holmberg 15A. PGC 2456 contains an active galactic nucleus. It is a low-excitation radio galaxy, with a stellar mass of 3.6 × 1010 M☉. PGC 2456 is considered a jellyfish galaxy due to the fact the tendrils are seen drifting downwards from its core. It exhibits intensive star formation in its tendrils and is the Ultraviolet-brightest cluster galaxy in Abell 85. Such jellyfish galaxies are formed when galaxies like PGC 2456, moves through high speeds across the galaxy clusters, causing ram pressure to strip gas. According to studies, researchers estimated PGC 2456 might have lost about 50% of its mass when undergoing ram-pressure stripping.

See also PGC 29820 PGC 1228197 Jellyfish galaxy

References

Illustrations

Worked examples

Example 1 — a first encounter with PGC 2456

Start with the simplest possible case. Write down what PGC 2456 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 PGC 2456 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 PGC 2456 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 PGC 2456

In research: PGC 2456 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 PGC 2456 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: PGC 2456 is common in secondary-school and first-year university syllabi. It links to neighbouring topics Cetus (constellation), Principal Galaxies Catalogue objects, Radio galaxies, so understanding it makes those chapters shorter.
In everyday life: Look for PGC 2456 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 PGC 2456 in 20 minutes

Read the reference excerpt below once, without taking notes.
Close the page and write down what PGC 2456 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 PGC 2456 out loud to somebody else — or to Teacher Smith in the lgStudy chat.

Frequently asked questions

What is PGC 2456 in simple terms?

PGC 2456 known as KAZ 364 and JO201, is a spiral galaxy located in the constellation of Cetus. It is located 617 million light-years away from the Solar System.

Why does PGC 2456 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 PGC 2456?

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 PGC 2456.