Individual Calculations January 2017
 Ramirez Madrid, Daniel Alberto  Total change: -6.40  Rating chartPersonal card
 Torneo Metropolitano Infantil Sub14 2016 San Jose CRC 2016-12-10
 1273 1332 1.00 2 -0.16 40 -6.40 
  Frater Gonzalez, Gabriel 1234 CRC1.0010.374014.80 
  Bonilla Ortiz, Johel Sebastian 1311 CRC0.001-0.5340-21.20 

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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