Blitz: Individual Calculations October 2015
 Urbina Quiroz, Edwin  Total change: 9.40  Rating chartPersonal card
 Campeonato Nacional Blitz por Equipos 2015 San Jose CRC 2015-08-30
 1972 2216 7.50 9 0.47 20 9.40 
  Ramirez Almeciga, Cristian A. 1867 CRC1.0010.11202.20 
  Quiros Avendano, Luis Alejandro 1816  * CRC1.0010.08201.60 
  Jimenez Garcia, Emmanuel f2223 CRC0.001-0.4920-9.80 
  Bonilla Rodriguez, Andres 1816  * CRC0.501-0.4220-8.40 
  Vargas Serrano, Pablo Andres 2036 CRC1.0010.26205.20 
  Bermudez Vives, Sergio f2157 CRC1.0010.42208.40 
  Bonilla Sequeira, Pablo 1918 CRC1.0010.15203.00 
  Sell Soto, Carlos 1923 CRC1.0010.15203.00 
  Castillo Trujillo, Ivan 1989 CRC1.0010.21204.20 
 * 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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