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Individual Calculations October 2018 |
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| Arce Mendez, Elias Total change: -39.60 | |   |
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| I Torneo Desamparados de Alajuela 2018 | Alajuela | CRC | 2018-09-01 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1531 | 1703 | 1.50 | 5 | -1.98 | 20 | -39.60 | |
|  Rojas Arias, Sebastian | | | 1303 * | CRC | 1.00 | 1 | 0.08 | 20 | 1.60 | |  Chaves Williams, Jose Andres | | | 1519 | CRC | 0.00 | 1 | -0.74 | 20 | -14.80 | | | Ramirez Madrid, Daniel Alberto | | | 1366 | CRC | 0.50 | 1 | -0.38 | 20 | -7.60 | | | Aguilar Rojas, Jose Alfredo | | | 1987 | CRC | 0.00 | 1 | -0.16 | 20 | -3.20 | | | Moran, Mike | | | 1481 | CRC | 0.00 | 1 | -0.78 | 20 | -15.60 | | | * 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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