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Rapid:
Individual Calculations December 2017 |
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| Elizondo Montero, Juan Luis Total change: 2.40 | |   |
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| I Torneo Abierto Unidos por el Ajedrez | Alajuela | CRC | 2017-11-11 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1434 | 1248 | 1.50 | 5 | 0.12 | 20 | 2.40 | |
|  Porras Chavarria, Steve | | | 1648 * | CRC | 0.00 | 1 | -0.08 | 20 | -1.60 | |  Granados Wing, Brian Saul | | | 1378 | CRC | 0.50 | 1 | 0.18 | 20 | 3.60 | | | Porras Chavarria, Pamela Maria | | | 1284 | CRC | 0.00 | 1 | -0.45 | 20 | -9.00 | | | Porras Chavarria, Michael | | | 1482 | CRC | 0.00 | 1 | -0.21 | 20 | -4.20 | | | Bolanos Diaz, Daniel | | | 1378 | CRC | 1.00 | 1 | 0.68 | 20 | 13.60 | | | * 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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