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Naismith's rule helps with the planning of a walking or hiking expedition by calculating how long it will take to travel the intended route, including any extra time taken when walking uphill. This rule of thumb was devised by William W. Naismith, a Scottish mountaineer, in 1892. [1] [3] [4] A modern version can be formulated as follows:
[citation needed] The heart rate formula most often used for the Bruce is the Karvonen formula (below). A more accurate formula, offered in a study published in the journal, Medicine & Science in Sports & Exercise, is 206.9 - (0.67 x age) which can also be used to more accurately determine VO2 Max, but may produce significantly different results.
The U.S. Armed Forces definition of an astronaut is a person who has flown higher than 50 miles (80 km) above mean sea level, approximately the line between the mesosphere and the thermosphere. NASA formerly used the FAI's 100-kilometre (62-mile) figure, though this was changed in 2005 to eliminate any inconsistency between military personnel ...
The number of participants grew over the years, with a peak in 1989 when 7090 people enrolled. Having 3062 participants in 2009, the Kennedy March of Sittard is still the biggest long-distance hike (that is, a hike of more than 59 kilometers) of the Netherlands. Due to the risk of spreading foot-and-mouth disease, the march was cancelled in 2001.
Formula 4 is the first step out of karting on the FIA Global Pathway, and by design has the least performance of any of the cars in it. Compared to road-legal supercars, Formula 4 cars are less accelerative and have a much lower top speed of approximately 240 km/h; most modern supercars are capable of in excess of 300 km/h. The F4 cars have far ...
JB Malone Memorial, Wicklow Way. The establishment of the Ulster Way in Northern Ireland in the 1970s [5] prompted the creation of the Cospóir Long Distance Walking Routes Committee (now the 'National Trails Advisory Committee' of the Irish Sports Council) to establish a national network of long-distance trails in the Republic of Ireland. [6]
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Courses vary in length from 2 to 3.5 km (1.2 to 2.2 mi), often resulting in smaller versions of notable venues to ensure traditional track length; examples include the Autódromo Hermanos Rodríguez and the Shanghai International Circuit. ePrix generally have a race distance between 80 and 100 km (50 and 62 mi).