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Individual Calculations October 2018 |
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| Zeledon Perez, Edgar Total change: -48.00 | |   |
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| Campeonato Nacional Juvenil U17 Absoluto 2018 | Cartago | CRC | 2018-09-01 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1589 | 1921 | 4.00 | 6 | -1.20 | 40 | -48.00 | |
|  Ballestero Araya, Humberto | | | 1521 * | CRC | 1.00 | 1 | 0.08 | 40 | 3.20 | |  Guzman Hidalgo, Nicolas | | | 1521 * | CRC | 1.00 | 1 | 0.08 | 40 | 3.20 | | | Castro Garcia, Alejandro | | | 1538 | CRC | 1.00 | 1 | 0.09 | 40 | 3.60 | | | Bonilla Morales, Bryan | | | 1534 | CRC | 1.00 | 1 | 0.09 | 40 | 3.60 | | | Solano Cordero, Jorge | | | 1741 | CRC | 0.00 | 1 | -0.74 | 40 | -29.60 | | | Quesada Leon, Joshua | | | 1676 | CRC | 0.00 | 1 | -0.80 | 40 | -32.00 | | | * 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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