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Rapid:
Individual Calculations August 2023 |
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| Araya Umana, Carlos Total change: -2.80 | |   |
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| Copa de Ajedrez de Colegios Profesionales 2023 | San Jose | CRC | 2023-07-15 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1654 | 1805 | 3.00 | 5 | -0.14 | 20 | -2.80 | |
|  Minero Pineda, Boris | | | 2030 | CRC | 0.00 | 1 | -0.22 | 20 | -4.40 | |  Picado Brenes, Elias | | | 1405 * | CRC | 1.00 | 1 | 0.08 | 20 | 1.60 | | | Barrantes Batalla, Gerardo | | | 1291 | CRC | 1.00 | 1 | 0.04 | 20 | 0.80 | | | Trigueros Fallas, Gustavo Adolfo | f | | 2146 | CRC | 0.00 | 1 | -0.12 | 20 | -2.40 | | | Tenorio Cordero, Jose Noel | | | 1396 | CRC | 1.00 | 1 | 0.08 | 20 | 1.60 | | | * 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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