Telstar 12V (Telstar 12 Vantage) is a communication satellite in the Telstar series of the Canadian satellite communications company Telesat. The satellite was the first dedicated commercial payload of the Japanese H-IIA launch vehicle.
References
astronomy
Telstar 12V
Telstar 12V 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 Telstar 12V rather than just read about it. In short: Telstar 12V (Telstar 12 Vantage) is a communication satellite in the Telstar series of the Canadian satellite communications company Telesat. The satellite was the first dedicated commercial payload of the Japanese H-IIA launch vehicle.
Key takeaways
- Telstar 12V belongs to astronomy; place it in that map before memorising details.
- Learn the definition first, then one example that makes the definition concrete.
- Connect Telstar 12V to a quantity you can measure, compute or draw — that is where exam questions come from.
- Reproduce the core statement of Telstar 12V from memory before moving on to harder problems.
Reference excerpt
Worked examples
Example 1 — a first encounter with Telstar 12V
Start with the simplest possible case. Write down what Telstar 12V 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 Telstar 12V 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 Telstar 12V 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 Telstar 12V
- In research
- Telstar 12V 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 Telstar 12V 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
- Telstar 12V is common in secondary-school and first-year university syllabi. It links to neighbouring topics 2015 in Canada, 2015 in spaceflight, Communications satellite stubs, so understanding it makes those chapters shorter.
- In everyday life
- Look for Telstar 12V 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 Telstar 12V in 20 minutes
- Read the reference excerpt below once, without taking notes.
- Close the page and write down what Telstar 12V 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 Telstar 12V out loud to somebody else — or to Teacher Smith in the lgStudy chat.
Frequently asked questions
What is Telstar 12V in simple terms?
Telstar 12V (Telstar 12 Vantage) is a communication satellite in the Telstar series of the Canadian satellite communications company Telesat. The satellite was the first dedicated commercial payload of the Japanese H-IIA launch vehicle.
Why does Telstar 12V 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 Telstar 12V?
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 Telstar 12V.
Tags
- 2015 in Canada
- 2015 in spaceflight
- Communications satellite stubs
- Communications satellites in geostationary orbit
- Satellites using the Eurostar bus
- Spacecraft launched by H-II rockets
- Spacecraft launched in 2015
- Spacecraft stubs
- Telstar satellites