astronomy

George Herbig

George Herbig 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 George Herbig rather than just read about it. In short: George Howard Herbig (January 2, 1920 – October 12, 2013) was an American astronomer at the University of Hawaiʻi Institute for Astronomy. He is perhaps best known for his contribution to the discovery of Herbig–Haro objects.

Key takeaways

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

Reference excerpt

George Howard Herbig (January 2, 1920 – October 12, 2013) was an American astronomer at the University of Hawaiʻi Institute for Astronomy. He is perhaps best known for his contribution to the discovery of Herbig–Haro objects.

Background Born in 1920 in Wheeling, West Virginia, Herbig received his Doctor of Philosophy in 1948 at the University of California, Berkeley; his dissertation is titled A Study of Variable Stars in Nebulosity.

Career His specialty was stars at an early stage of evolution (a class of intermediate mass pre–main sequence stars are named Herbig Ae/Be stars after him) and the interstellar medium. He was perhaps best known for his discovery, with Guillermo Haro, of the Herbig–Haro objects; bright patches of nebulosity excited by bipolar outflow from a star being born. Herbig also made prominent contributions to the field of diffuse interstellar band (DIB) research, especially through a series of nine articles published between 1963 and 1995 entitled "The diffuse interstellar bands."

Honors Awards

Helen B. Warner Prize for Astronomy of the American Astronomical Society (1955) Foreign Scientific Member, Max-Planck-Institut für Astronomie, Heidelberg Henry Norris Russell Lectureship of the AAS (1975) Médaille, Université de Liège (1969) Bruce Medal of the Astronomical Society of the Pacific (1980) Petrie Prize and Lectureship of the Canadian Astronomical Society (1995) Named after him

Asteroid 11754 Herbig Herbig Ae/Be stars Herbig–Haro objects

Selected publications "High-Resolution Spectroscopy of FU Orionis Stars", ApJ 595 (2003) 384–411 "The Young Cluster IC 5146", AJ 123 (2002) 304–327 "Barnard's Merope Nebula Revisited: New Observational Results", AJ 121 (2001) 3138–3148 "The Diffuse Interstellar Bands", Annu. Rev. Astrophys. 33 (1995) 19–73 "The Unusual Pre-Main-Sequence star VY Tauri", ApJ 360 (1990) 639–649 "The Structure and Spectrum of R Monocerotis", ApJ 152 (1968) 439 "The Spectra of Two Nebulous Objects Near NGC 1999", ApJ 113 (1951) 697

References

Further reading Reipurth, Bo. GEORGE HERBIG and Early Stellar Evolution. Institute for Astronomy, University of Hawaiʻi, Special Publications No. 1.

Worked examples

Example 1 — a first encounter with George Herbig

Start with the simplest possible case. Write down what George Herbig 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 George Herbig 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 George Herbig 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 George Herbig

In research: George Herbig 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 George Herbig 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: George Herbig is common in secondary-school and first-year university syllabi. It links to neighbouring topics 1920 births, 2013 deaths, American astronomers, so understanding it makes those chapters shorter.
In everyday life: Look for George Herbig 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 George Herbig in 20 minutes

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

Frequently asked questions

What is George Herbig in simple terms?

Why does George Herbig 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 George Herbig?

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 George Herbig.