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Rapid:
Individual Calculations January 2023 |
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| Petrera, Salvatore Total change: -12.20 | |   |
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| Challenge USO Echecs - Decembre 2022 | ORLEANS | FRA | 2022-12-18 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1363 | 1492 | 2.00 | 4 | -0.61 | 20 | -12.20 | |
|  Gomes, Aurelio | | | 1211 | FRA | 0.00 | 1 | -0.84 | 20 | -16.80 | |  Tournan, Stephane | | | 1154 | FRA | 1.00 | 1 | 0.12 | 20 | 2.40 | | | Burgot, Mathieu | | | 1343 | FRA | 1.00 | 1 | 0.30 | 20 | 6.00 | | | Descormier, Natello | | | 1743 | FRA | 0.00 | 1 | -0.19 | 20 | -3.80 | |
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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