Rapid: Individual Calculations April 2019
 Melo, Sergio Roberto Sampaio  Total change: -22.40  Rating chartPersonal card
 IX FIDE RPD ECP Sao Paulo SP BRA 2019-03-16
 1606 1863 2.00 4 -1.12 20 -22.40 
  Caribe Santos, Luiz Carlos 1486 BRA0.001-0.9120-18.20 
  Alquem, Claudia Regina 1463  * BRA1.0010.08201.60 
  De Oliveira, Marcelo Alves 1557 BRA1.0010.14202.80 
  Jenidarchiche, Douglas Rodrigo 1916 BRA0.001-0.4320-8.60 
 * 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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