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Rapid:
Individual Calculations September 2017 |
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| Aguilar Alfaro, Juan Carlos Total change: -9.60 | |   |
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| Campeonato Nacional Rapid por Equipos 2017 | San Jose | CRC | 2017-08-06 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1721 | 1948 | 2.50 | 4 | -0.48 | 20 | -9.60 | |
|  Hernandez Coto, Carlos Enrique | | | 2021 | CRC | 0.00 | 1 | -0.40 | 20 | -8.00 | |  Espitia Torres, Mateo | | | 1548 * | CRC | 1.00 | 1 | 0.08 | 20 | 1.60 | | | Sanchez Garro, Juan Gabriel | | | 1768 | CRC | 0.50 | 1 | -0.24 | 20 | -4.80 | | | Rodriguez Jimenez, Jose Daniel | | | 1548 * | CRC | 1.00 | 1 | 0.08 | 20 | 1.60 | | | * 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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