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Individual Calculations July 2019 |
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| Ulloa Avellan, Oscar Total change: 31.80 | |   |
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| LV Campeonato Nacional por Equipos Clasico 2019 | San Jose | CRC | 2019-04-28 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1983 | 1910 | 4.50 | 7 | 1.59 | 20 | 31.80 | |
|  Ramirez Madrid, Gerardo Alfonso | f | | 1884 | CRC | 1.00 | 1 | 0.46 | 20 | 9.20 | |  Calvo Gutierrez, Luis Guillermo | | | 1935 | CRC | 0.00 | 1 | -0.47 | 20 | -9.40 | | | Semana Ramirez, Jerian | | | 1510 * | CRC | 1.00 | 1 | 0.08 | 20 | 1.60 | | | Chaves Sanchez, Gabriel A | | | 2161 | CRC | 0.50 | 1 | 0.31 | 20 | 6.20 | | | Arias Santana, Mauricio | m | | 2288 | CRC | 0.50 | 1 | 0.41 | 20 | 8.20 | | | Chinchilla Miranda, Eugenio | f | | 2249 | CRC | 0.50 | 1 | 0.38 | 20 | 7.60 | | | Castillo Morales, Thais | | wm | 1851 | CRC | 1.00 | 1 | 0.42 | 20 | 8.40 | | | * 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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