What is the Colatitude Angle in Gravitation?

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Homework Help Overview

The discussion centers around understanding the concept of colatitude in the context of gravitation and satellite positioning. Participants are exploring how the colatitude affects the visibility of geostationary satellites from different points on Earth.

Discussion Character

  • Exploratory, Conceptual clarification, Assumption checking

Approaches and Questions Raised

  • Participants are attempting to clarify the specific angle referred to in the context of colatitude and its implications for satellite visibility. Questions about the definition and relevance of colatitude are raised, along with requests for visual aids to enhance understanding.

Discussion Status

The discussion is ongoing, with participants seeking clarification and visual representations to better grasp the concept. There is an indication of collaborative exploration, as some members provide links and images to assist in understanding.

Contextual Notes

Some participants express confusion regarding the angle in question and the relationship between colatitude and satellite visibility, indicating a need for further clarification and discussion of assumptions.

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Homework Statement


attachment.php?attachmentid=33789&stc=1&d=1136054222.jpg


The Attempt at a Solution



Please someone help me to understand the question
 

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Geostationary satellites have a specific orbital radius, and orbit in a particular plane. The Earth is spherical. As you travel northwards (or southwards), at what colatitude will the satellite drop below the viewing horizon?
 
attachment.php?attachmentid=33834&stc=1&d=1136082920.png

So which angle are we talking about?
 

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Hi gneill

can you mark the angle we are talking about in the image
its really getting hard for me to understand

is it this angle ? ...

attachment.php?attachmentid=33868&stc=1&d=1301667145.png


viz sin-1(.15)
 

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See attached.
 

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