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Earth's Mean Anomaly and Orbital Mechanics

This quiz will test your knowledge on the period of the Earth's mean anomaly.

6 Questions Published
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Questions

Question 1 Multiple Choice (Single Answer)

What is the period of the Earth's mean anomaly?

  1. 365.242 days
  2. 365.256 days
  3. 365.263 days
  4. 365.270 days
Question 2 Multiple Choice (Single Answer)

What is the mean anomaly?

  1. The angle between the perihelion and the true anomaly
  2. The angle between the perihelion and the mean longitude
  3. The angle between the true anomaly and the mean longitude
  4. The angle between the true anomaly and the perigee
Question 3 Multiple Choice (Single Answer)

What is the difference between the mean anomaly and the true anomaly?

  1. The mean anomaly is always greater than the true anomaly
  2. The mean anomaly is always less than the true anomaly
  3. The mean anomaly is equal to the true anomaly at perihelion and aphelion
  4. The mean anomaly is equal to the true anomaly at the equinoxes and solstices
Question 4 Multiple Choice (Single Answer)

What is the equation for the mean anomaly?

  1. M = n(t - T)
  2. M = n(t + T)
  3. M = n(t - \pi)
  4. M = n(t + \pi)
Question 5 Multiple Choice (Single Answer)

What is the value of the mean motion?

  1. 0.9856 degrees per day
  2. 0.9857 degrees per day
  3. 0.9858 degrees per day
  4. 0.9859 degrees per day
Question 6 Multiple Choice (Single Answer)

What is the time of perihelion passage?

  1. January 4
  2. January 5
  3. January 6
  4. January 7
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