TNPSC Thervupettagam

99942 Apophis Asteroid

May 4 , 2019 2033 days 968 0
  • 99942 Apophis is one of about 2,000 currently known Potentially Hazardous Asteroids.
  • It was discovered in 2004.
  • It is a near earth object.
  • Therefore, its orbit brings it near earth periodically.
  • It has a probability of 2.7% to cruise by Earth on April 13, 2029.
  • This probability has set record for the highest rating in Torino scale.
Torino Scale
  • Torino scale is a method for categorizing the impact hazard associated with near-Earth objects (NEOs) such as asteroids and comets.
  • It is on a scale of 0 to 10.
  • More extraordinary events are indicated by a higher Torino Scale value.

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