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Rapid:
Individual Calculations October 2021 |
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| Sierra Contreras, Alden Ronaldo Total change: 2.40 | |   |
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| I IRT de Ajedrez Copa Centro Comercial Alejandria | Cucuta | COL | 2021-09-18 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1612 | 1686 | 2.50 | 4 | 0.12 | 20 | 2.40 | |
|  Guerrero Hernandez, Nelson Yilber | | | 1847 | COL | 1.00 | 1 | 0.71 | 20 | 14.20 | | | Rojas Mendoza, Joun Sun | | | 1653 | COL | 0.00 | 1 | -0.55 | 20 | -11.00 | |  Roman Cardenas, Gerson Alberto | | | 1417 | VEN | 1.00 | 1 | 0.17 | 20 | 3.40 | | | Claro Molinares, Samuel David | | | 1530 | COL | 0.50 | 1 | -0.21 | 20 | -4.20 | |
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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