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Individual Calculations August 2021 |
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| Tabak, Stefan Total change: -18.20 | |   |
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| 1er open de Boulogne sur Mer | BOULOGNE SUR MER | FRA | 2021-07-20 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1895 | 2139 | 6.00 | 9 | -0.91 | 20 | -18.20 | |
|  Louassier, Cedric | | | 1811 | FRA | 0.50 | 1 | -0.37 | 20 | -7.40 | |  Dubuisson, Samuel | | | 2044 | FRA | 0.50 | 1 | -0.13 | 20 | -2.60 | | | Renkens, Stef | | | 1739 * | BEL | 1.00 | 1 | 0.08 | 20 | 1.60 | | | Arnold, Kiri | | | 1739 * | NED | 0.50 | 1 | -0.42 | 20 | -8.40 | | | Davies, Milo | | | 1739 * | WLS | 1.00 | 1 | 0.08 | 20 | 1.60 | | | Lesueur, Gabriel | | | 1928 | FRA | 1.00 | 1 | 0.23 | 20 | 4.60 | | | Roebers, Eline | | | 2066 | NED | 1.00 | 1 | 0.40 | 20 | 8.00 | | | Dreelinck, Jacob | | | 1769 | BEL | 0.00 | 1 | -0.90 | 20 | -18.00 | | | Ringuet, Noe | | | 2224 | FRA | 0.50 | 1 | 0.12 | 20 | 2.40 | | | * 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) | | |
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