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Individual Calculations November 2023 |
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| Barboza Viquez, Martin Eduardo Total change: 56.80 | |   |
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| I Memorial Samuel Li Chen 2023 | San Jose | CRC | 2023-10-21 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1665 | 1594 | 4.50 | 7 | 1.42 | 40 | 56.80 | |
|  Ugalde Chaves, Carlo Cesar | | | 1194 * | CRC | 1.00 | 1 | 0.08 | 40 | 3.20 | |  Sandi Barrantes, Victoria | | | 1272 | CRC | 1.00 | 1 | 0.13 | 40 | 5.20 | | | Solis L., Efren A. | c | | 1919 | CRC | 0.00 | 1 | -0.13 | 40 | -5.20 | | | Sotelo Izaguirre, Isaac David | | | 1217 | CRC | 1.00 | 1 | 0.09 | 40 | 3.60 | | | Solano Cordero, Jorge | | | 1876 | CRC | 1.00 | 1 | 0.84 | 40 | 33.60 | | | Pastor Carvajal, Jeigoth | c | | 2013 | CRC | 0.50 | 1 | 0.43 | 40 | 17.20 | | | Cabezas Solano, David Alejandro | f | | 2162 | CRC | 0.00 | 1 | -0.02 | 40 | -0.80 | | | * 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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