Silverpit crater the Chicxulub impact near the northwest corner of the Yucatan Peninsula, which occurred 66 million years ago and probably played a major role in the extinction of the dinosaurs. Several other large impact craters of around the same age have been discovered, all between latitudes 20°N and 70°N, leading to the speculative hypothesis that the Chicxulub impact may have been only one of several impacts that happened all at the same time. The collision of Comet Shoemaker-Levy 9 with Jupiter in 1994 proved that gravitational interactions can fragment a comet, giving rise to many impacts over a period of a
Patacamaya also contains two astro-cameras an AFU-75, and CCD SBIG ST-5 among other astronomical equipment. This equipment has been extremely useful for students researching such events as the passing of Halley's Comet and the Shoemaker Levy 9 Comet. Apart from the Observatory, Patacamaya has some other smaller sources of income including a weekly Sunday fair. Agriculture in the area consists mainly of potatoes. Patacamaya is also home to the military unit 'Batallon de Tanques I Calama.' Patacamaya Patacamaya or Patak Amaya (Aymara) is a city in Bolivia, situated in the La Paz Department. It is the seat of the Patacamaya Municipality,