Finding the speed to orbit Deimos

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SUMMARY

The discussion centers on calculating the speed required to orbit Deimos, with a specific focus on the radius value of 6.3. Participants question the multiplication of this radius by 10^3 during calculations, seeking clarification on the units involved. The problem references gravitational constant G and its associated units, which are critical for solving the orbital speed. Understanding the relationship between radius and gravitational forces is essential for accurate calculations.

PREREQUISITES
  • Understanding of gravitational physics and orbital mechanics
  • Familiarity with the gravitational constant G and its units
  • Knowledge of unit conversion, particularly in astronomical contexts
  • Basic algebra for manipulating equations related to orbital speed
NEXT STEPS
  • Research the gravitational constant G and its application in orbital mechanics
  • Study the principles of orbital speed calculations for celestial bodies
  • Explore unit conversion techniques in astrophysics
  • Learn about the specific characteristics of Deimos and its orbital parameters
USEFUL FOR

Astronomy students, physics enthusiasts, and anyone involved in celestial mechanics or orbital calculations will benefit from this discussion.

aron silvester

Homework Statement


They stated in the problem that the radius is 6.3. Why did they multiply it by 10^3 during the calculation?
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Homework Equations


It's in part 1 and 3.

The Attempt at a Solution


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What are the units that go with the 6.3 stated in the problem? What are the units of length contained in the units for G?
 

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