Individual Calculations January 2014
 Buitrago Mosquera, Antonio  Total change: -17.40  Rating chartPersonal card
 Festival Centroamericano y Caribe Sub 16 San Jose CRC 2013-12-10
RcRownchangeKK*chgGame
 1904 1838 0.50 4 -1.16 15 -17.40 
  Giron, Jorge Ernesto 2043 ESA0.001-0.2415-3.60 
  Ampie, Mauro 1962 NCA0.001-0.3315-4.95 
  Bueno, Mark 1845 ARU0.5010.01150.15 
  Singh, Mahendra 1765 TTO0.001-0.6015-9.00 

Rc - average rating of rated opponents, Ro - rating of a player in a tournament, Rp - rating performance of an unrated player, W - points won in a tournament against rated opponents, N - total number of games against rated opponents, Change - change used for calculation according to formula, K - development coefficient, Kchg - rating change of a player calculated as (K * change)
 

 

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