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Individual Calculations February 2023 |
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| Rahal, Michael A Total change: -4.30 | |   |
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| Roquetas Chess Festival 2023 - XXXIV International Open | Roquetas de Mar (Almeria) | ESP | 2023-01-03 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2114 | 2331 | 4.50 | 7 | -0.82 | 10 | -8.20 | |
|  Alvarez Morales, Miguel | | | 1935 | ESP | 0.50 | 1 | -0.42 | 10 | -4.20 | |  Fernandez Rosado, Roberto | | | 2049 | ESP | 1.00 | 1 | 0.16 | 10 | 1.60 | | | Ereza Vizcarra, Fernando | | | 2125 | ESP | 1.00 | 1 | 0.24 | 10 | 2.40 | | | Garrido Diaz, Jose Antonio | f | | 2300 | ESP | 0.50 | 1 | -0.04 | 10 | -0.40 | | | Jeet, Jain | f | | 2218 | IND | 0.00 | 1 | -0.65 | 10 | -6.50 | | | Revaliente Montoya, Ciro | | | 2068 | ESP | 0.50 | 1 | -0.32 | 10 | -3.20 | | | Maldonado Mena, German | | | 2104 | ESP | 1.00 | 1 | 0.21 | 10 | 2.10 | |
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) | | | | Lliga Catalana 2023 Divisio Honor Grupo 1 Rondas 1-2 | Catalunya | ESP | 2023-01-21 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2475 | 2331 | 1.00 | 2 | 0.39 | 10 | 3.90 | |
| | Fluvia Poyatos, Joan | m | | 2463 | ESP | 1.00 | 1 | 0.68 | 10 | 6.80 | | | Zwardon, Vojtech | m | | 2487 | CZE | 0.00 | 1 | -0.29 | 10 | -2.90 | |
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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