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Individual Calculations February 2023 |
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| Prata, Jose Total change: -1.20 | |   |
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| Roquetas Chess Festival 2023 - X International Open U2150 | Roquetas de Mar (Almeria) | ESP | 2023-01-05 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1811 | 1853 | 4.00 | 7 | 0.21 | 20 | 4.20 | |
|  Manzano Lopez, Juan Manuel I | | | 1453 * | ESP | 1.00 | 1 | 0.08 | 20 | 1.60 | |  Koblash Koblash, Andres Ricardo | | | 1638 | ESP | 1.00 | 1 | 0.23 | 20 | 4.60 | | | Perdomo Araujo, Angel Eduardo | | | 2071 | VEN | 0.50 | 1 | 0.28 | 20 | 5.60 | | | Vazquez Rodriguez, Jorge | | | 2086 | ESP | 0.00 | 1 | -0.21 | 20 | -4.20 | | | Maceira Moya, Nery | | | 1629 | ESP | 0.50 | 1 | -0.28 | 20 | -5.60 | | | Fernandez Calzada, Juan A. | | | 1708 | ESP | 1.00 | 1 | 0.31 | 20 | 6.20 | | | Pokrupa, Marek | | | 2095 | CZE | 0.00 | 1 | -0.20 | 20 | -4.00 | | | * 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) | | | | Taca de Portugal 2022-23 r.2 | clubes | POR | 2023-01-14 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1639 | 1853 | 0.50 | 1 | -0.27 | 20 | -5.40 | |
| | Sousa, Carlos Nuno Goncalves Fa | | | 1639 | POR | 0.50 | 1 | -0.27 | 20 | -5.40 | |
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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