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Individual Calculations February 2023 |
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| Brumant, Jean-Claude Total change: -6.80 | |   |
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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 |
| 1298 | 1543 | 4.50 | 7 | -1.09 | 20 | -21.80 | |
|  Yamrali, Ileyar | | | 1212 | IRI | 0.00 | 1 | -0.88 | 20 | -17.60 | | | Menager, Steven | | | 1215 | FRA | 1.00 | 1 | 0.13 | 20 | 2.60 | |  Messali Anger, Ilyana | | | 1278 | FRA | 1.00 | 1 | 0.18 | 20 | 3.60 | | | Perruquon, Laetitia | | | 1349 | FRA | 0.50 | 1 | -0.25 | 20 | -5.00 | | | Mecherfi, Nueman | | | 1304 | FRA | 1.00 | 1 | 0.20 | 20 | 4.00 | | | Doan, Hoang Minh | | | 1344 | FRA | 1.00 | 1 | 0.24 | 20 | 4.80 | | | Kolodziejczyk, Boris | | | 1383 | FRA | 0.00 | 1 | -0.71 | 20 | -14.20 | |
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) | | | | Team 2023 - Nationale 4 r5 | FRANCE | FRA | 2023-01-28 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1732 | 1536 | 1.00 | 1 | 0.75 | 20 | 15.00 | |
| | Yagoubi, Hassen | | | 1732 | TUN | 1.00 | 1 | 0.75 | 20 | 15.00 | |
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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