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List of globular clusters

List of globular clusters is a science 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 globular clusters rather than just read about it. In short: This is a list of globular clusters. The apparent magnitude does not include an extinction correction.

List of globular clusters — main illustration
List of globular clusters — illustration

Key takeaways

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

Reference excerpt

This is a list of globular clusters. The apparent magnitude does not include an extinction correction.

Table

Milky Way These are globular clusters within the halo of the Milky Way galaxy. The diameter is in minutes of arc as seen from Earth. For reference, the J2000 epoch celestial coordinates of the Galactic Center are right ascension 17h 45m 40.04s, declination −29° 00′ 28.1″. A high proportion of globular clusters are located in the Ophiuchus and Sagittarius constellations, both of which lie in the direction of the galactic core.

Local Group

See also Lists of astronomical objects

References

William E. Harris (1996). "A Catalog of Parameters for Globular Clusters in the Milky Way". The Astronomical Journal. 112: 1487. Bibcode:1996AJ....112.1487H. doi:10.1086/118116.[3] Galactic Globular Clusters Database, from Marco Castellani (Astronomical Observatory of Rome, Italy) VizieR VII/202 – Globular Clusters in the Milky Way (Harris, 1997) An Atlas of the Universe, Richard Powell ARVAL Catalog of Bright Globular Clusters, Andrés Valencia and Arnaldo Arnal Djorgovski, S., and Meylan, G. 1993, in "Structure and Dynamics of Globular Clusters", ASP Conf. Ser. vol. 50, p. 325 [4]

External links LMC Clusters database, University of Cambridge. J. Boyles; et al. (2011). "Young radio pulsars in galactic globular clusters". The Astrophysical Journal. 742 (1): 51. arXiv:1108.4402. Bibcode:2011ApJ...742...51B. doi:10.1088/0004-637X/742/1/51. S2CID 118649860. Catalog of Variable Stars in Galactic Globular Clusters, Christine Clement, University of Toronto.

Illustrations

List of globular clusters: Image taken by ESO's VISTA of the Globular Cluster VVV CL001. On the right lies the globular star cluster UKS 1 and on the left (open image for annotation) lies a much less conspicuous new discovery, VVV CL001.[1] The two are not physically located close to each other; this is a line-of-sight coincidence.[2]
Image taken by ESO's VISTA of the Globular Cluster VVV CL001. On the right lies the globular star cluster UKS 1 and on the left (open image for annotation) lies a much less conspicuous new discovery, VVV CL001.[1] The two are not physically located close to each other; this is a line-of-sight coincidence.[2]
List of globular clusters illustration
List of globular clusters illustration
List of globular clusters illustration
List of globular clusters illustration

Worked examples

Example 1 — a first encounter with List of globular clusters

Start with the simplest possible case. Write down what List of globular clusters claims or describes in one sentence, then invent the smallest concrete situation in which that sentence is true. In science, 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 globular clusters 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 globular clusters 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 globular clusters

In research
List of globular clusters appears in science 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 globular clusters 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 globular clusters is common in secondary-school and first-year university syllabi. It links to neighbouring topics Globular clusters, Lists of clusters, so understanding it makes those chapters shorter.
In everyday life
Look for List of globular clusters 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 globular clusters in 20 minutes

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

Frequently asked questions

What is List of globular clusters in simple terms?

This is a list of globular clusters. The apparent magnitude does not include an extinction correction.

Why does List of globular clusters matter?

Because it connects several science 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 globular clusters?

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 globular clusters.

Tags

  • Globular clusters
  • Lists of clusters

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