Kilogram Timeline of Events

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Kilogram

The kilogram or kilogramme , also known as the kilo, is the base unit of mass in the International System of Units and is defined as being equal to the mass of the International Prototype Kilogram , which is almost exactly equal to the mass of one liter of water...

Timeline of Events

1846

8.14.1846

The Cape Girardeau meteorite, a 2.3 kg chondrite-type meteorite strikes near the town of Cape Girardeau in Cape Girardeau County, Missouri.

1912

7.19.1912

A meteorite with an estimated mass of 190 kg explodes over the town of Holbrook in Navajo County, Arizona causing approximately 16,000 pieces of debris to rain down on the town.

1973

10.27.1973

The Cañon City meteorite, a 1.4 kg chondrite type meteorite, strikes in Fremont County, Colorado.

1992

10.9.1992

A 13 kilogram (est.) fragment of the Peekskill meteorite lands in the driveway of the Knapp residence in Peekskill, New York, destroying the family's 1980 Chevrolet Malibu

2003

12.24.2003

The Spanish police thwart an attempt by ETA to detonate 50 kg of explosives at 3:55 p.m. inside Madrid's busy Chamartín Station.

2004

6.12.2004

A 1.3 kilogram chondrite type meteorite strikes a house in Ellerslie, New Zealand causing serious damage but no injuries.