Individual Calculations January 2018
 Montoya Perez, Juan Rafael  Total change: -22.80  Rating chartPersonal card
 IRT Circuito Medellin Ciudad de Luces Sub 2200 Medellin COL 2017-12-18
 1729 1963 3.50 6 -1.14 20 -22.80 
  Florez, Santiago 1563  * COL0.001-0.9220-18.40 
  Rojas Mendoza, Joun Sun 1563  * COL0.001-0.9220-18.40 
  Morales Guerrero, Andres Felip 1870 COL1.0010.37207.40 
  Yepez Ortiz, Dubier 1752 COL1.0010.23204.60 
  Perez Lujan, Mateo 1783 COL0.501-0.2420-4.80 
  Mosquera Vidal, Jhon 1845 COL1.0010.34206.80 
 * Rating difference of more than 400. Please read more at FIDE Handbook

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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