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Rapid:
Individual Calculations September 2017 |
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| Ulloa Avellan, Oscar Total change: 41.40 | |   |
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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 |
| 1862 | 1850 | 5.00 | 6 | 2.07 | 20 | 41.40 | |
|  Amaya Madrigal, Josue | | | 1861 | CRC | 1.00 | 1 | 0.52 | 20 | 10.40 | |  Solano Cuya, Bryan | m | | 2228 | CRC | 0.00 | 1 | -0.09 | 20 | -1.80 | | | Sanchez Garro, Juan Gabriel | | | 1768 | CRC | 1.00 | 1 | 0.39 | 20 | 7.80 | | | Bonilla Ortiz, Johel Sebastian | | | 1450 * | CRC | 1.00 | 1 | 0.08 | 20 | 1.60 | | | Cabrera Chaves, Marco Antonio | | | 2140 | CRC | 1.00 | 1 | 0.84 | 20 | 16.80 | | | Morera Campos, Yanori Maria | | wc | 1724 | CRC | 1.00 | 1 | 0.33 | 20 | 6.60 | | | * 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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