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Individual Calculations February 2023 |
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| Liu, Oscar Total change: 20.40 | |   |
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| 19e Bois-Colombes Chess Master - Open C | BOIS COLOMBES | FRA | 2022-12-26 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1255 | 1058 | 1.50 | 4 | 0.51 | 40 | 20.40 | |
|  De Nave, Julien | | | 1299 | FRA | 0.00 | 1 | -0.20 | 40 | -8.00 | |  Tu, Mathias | | | 1292 | FRA | 0.00 | 1 | -0.21 | 40 | -8.40 | | | Lespagnol, Dominique | | | 1196 | FRA | 1.00 | 1 | 0.69 | 40 | 27.60 | | | Davies, Rhys | | | 1233 | WLS | 0.50 | 1 | 0.23 | 40 | 9.20 | |
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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