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physical phenomena > event > celestial event > impact event > asteroid impact
Next impact event: comet impact    Up: impact event    Previous impact event: Torino scale 9 impact   

asteroid impact comparison table
Subject has average interval time
10 ton asteroid impact1 year
100 ton asteroid impact10 years
1000 ton asteroid impact100 years

Next impact event: comet impact    Up: impact event    Previous impact event: Torino scale 9 impact