Individual Calculations May 2018
 Ramirez Madrid, Daniel Alberto  Total change: -8.00  Rating chartPersonal card
 Torneo Clasificatorio de Tercera Categoria Curridabat 2018 San Jose CRC 2018-03-11
 1290 1235 2.00 5 -0.20 40 -8.00 
  Meza Vega, Jose Antonio 1218 CRC0.001-0.5240-20.80 
  Sierra Berrocal, Auriel 1241 CRC1.0010.514020.40 
  Arguedas Bolanos, Sharline 1366 CRC0.001-0.3240-12.80 
  Gomez Sanchez, Eduardo 1603 CRC0.001-0.1040-4.00 
  Hernandez Perez, Javier Francisc 1022 CRC1.0010.23409.20 

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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