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Individual Calculations September 2019 |
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| Mora Chavarria, Sebastian Total change: -12.00 | |   |
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| Campeonato Nacional Abierto 2019 | San Jose | CRC | 2019-08-03 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1435 | 1260 | 1.00 | 4 | -0.30 | 40 | -12.00 | |
|  Quesada Campos, Jordi Alessandre | c | | 1660 * | CRC | 0.00 | 1 | -0.08 | 40 | -3.20 | | | Morales Zumbado, Raul | | | 1113 | CRC | 0.50 | 1 | -0.20 | 40 | -8.00 | |  Calvo Campos, Adrian | | | 1660 * | CRC | 0.00 | 1 | -0.08 | 40 | -3.20 | | | Guevara Cornejo, Gabriel | | | 1306 | CRC | 0.50 | 1 | 0.06 | 40 | 2.40 | | | * 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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