Calculating the motion of a frisbee disc?

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SUMMARY

The discussion centers on predicting the flight path of a Frisbee or disc golf disc under ideal conditions, specifically without wind and at standard pressure. Key variables identified include the initial velocity, launch angle, air pressure on the disc, and the gyroscopic effect from spinning. The participant expresses interest in developing a computer program to model these factors and approximate the disc's landing distance. Additionally, the differences in flight dynamics between a standard Frisbee and an Aerobie are highlighted, particularly regarding pitch torque and roll response.

PREREQUISITES
  • Understanding of basic physics principles, particularly projectile motion.
  • Familiarity with aerodynamics, specifically lift and drag forces.
  • Knowledge of gyroscopic effects and their impact on stability.
  • Experience in programming, particularly in simulation or modeling software.
NEXT STEPS
  • Research the physics of projectile motion in relation to Frisbee flight.
  • Explore aerodynamic principles relevant to disc design and performance.
  • Learn about gyroscopic stability and its effects on spinning objects.
  • Investigate programming techniques for simulating physical systems, such as using Python with libraries like Pygame or Matplotlib.
USEFUL FOR

Aerodynamics enthusiasts, physics students, software developers interested in simulation, and disc golf players looking to understand the dynamics of their sport.

SuicideSteve
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I just got back from playing a round of Frisbee or Disc Golf at my local course and it got me thinking... assuming that there is no wind and standard pressure, would it be possible to predict the motion of the flying disc? to predict where it will land? it's flight path?
so far I have determined that the variables would be velocity and angle the disc was thrown at, the pressure on the disc made by the air foil, the gyroscopic effect of the spinning disc... Anything I'm missing?
I think it would be fun to make a computer program that could approximate the distance the disc flew based on the disc's dimensions and and the above variables... do you think its reasonable?
 
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For a normal Frisbee, there's usually a pitch down torque that results in a roll response. As an alternative, an Aerobie is designed to eliminate the pitch torque and roll response (you "tune" it by bending it slightly concave or convex to get it near flat).
 

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