* Meteor shower rates: Most meteor showers produce a maximum of 10-50 meteors per hour at their peak. Even under ideal conditions, seeing 9 shooting stars in a single hour is already considered lucky.
* Visibility: The number of meteors you can see is affected by factors like light pollution, cloud cover, and your location.
* Randomness: Meteor showers happen when Earth passes through streams of debris left by comets or asteroids. The density of these debris streams varies, so the frequency of shooting stars isn't always consistent.
However, it's not entirely impossible:
* Major meteor showers: Some major meteor showers like the Perseids or Geminids can produce hundreds of meteors per hour at their peak. If you're in a dark location with clear skies during a peak night of these showers, you might see a significant number of shooting stars, possibly including 9.
* Sporadic meteors: You can see "sporadic" meteors any night, even without a meteor shower. However, these are much rarer than during meteor showers.
In conclusion: Seeing 9 shooting stars in a single night is unlikely unless you're watching a major meteor shower at its peak and under perfect conditions.