Rapid: Individual Calculations September 2017
 Sierra, Edwin Andres  Total change: 33.00  Rating chartPersonal card
 VII Torneo IRT Activo Alcaldia Gachantiva Gachantiva COL 2017-08-19
 2239 2192 5.50 9 1.65 20 33.00 
  Castillo Barajas, Tatiana 1792  * COL1.0010.08201.60 
  Borbon, Oscar 1970 COL1.0010.22204.40 
  Mosquera, Miguel m2421 COL1.0010.792015.80 
  Marichal Gonzalez, Ariel m2310 VEN1.0010.662013.20 
  Barrientos, Sergio E g2462 COL0.001-0.1720-3.40 
  Martinez Romero, Martin m2409 COL1.0010.782015.60 
  Ruiz Castillo, Joshua Daniel m2332 COL0.001-0.3120-6.20 
  Zuluaga, Cesar m2317 COL0.001-0.3320-6.60 
  Vargas, Mauricio f2140 COL0.501-0.0720-1.40 
 * 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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