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Individual Calculations September 2019 |
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| Aguilar Pina, Luis Gerardo Total change: -11.80 | |   |
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| Campeonato Nacional Abierto 2019 | San Jose | CRC | 2019-08-03 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1785 | 1796 | 2.00 | 5 | -0.59 | 20 | -11.80 | |
|  Minero Pineda, Sergio | m | | 2196 * | CRC | 0.00 | 1 | -0.08 | 20 | -1.60 | | | Quesada Guevara, Max | | | 1616 | CRC | 1.00 | 1 | 0.26 | 20 | 5.20 | |  Vargas Serrano, Pablo Andres | | | 2023 | CRC | 0.00 | 1 | -0.21 | 20 | -4.20 | | | Guzman Hidalgo, Nicolas | | | 1396 * | CRC | 1.00 | 1 | 0.08 | 20 | 1.60 | | | Cartin Aguilar, Luis Javier | | | 1692 | CRC | 0.00 | 1 | -0.64 | 20 | -12.80 | | | * 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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