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Individual Calculations May 2018 |
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| Bernard, Jean-Yves Total change: -4.60 | |   |
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| Championnat de la Loire Atlantique - Open Retif 2018 r4-7 | NANTES | FRA | 2018-01-20 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1506 | 1595 | 2.50 | 4 | 0.11 | 20 | 2.20 | |
|  Durand, Pierre | | | 1227 | FRA | 1.00 | 1 | 0.10 | 20 | 2.00 | |  Kollar, Guillaume | | | 1467 | FRA | 1.00 | 1 | 0.33 | 20 | 6.60 | | | Guihal, Patrick | | | 1802 | FRA | 0.00 | 1 | -0.23 | 20 | -4.60 | | | Bellay, Jean-Pierre | | | 1527 | FRA | 0.50 | 1 | -0.09 | 20 | -1.80 | |
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) | | | | Trophee Jean BIOU - Tournoi interne CEN 2018 r1-4 | NANTES | FRA | 2018-02-10 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1492 | 1595 | 2.00 | 4 | -0.34 | 20 | -6.80 | |
| | Riviere, Perrine | | | 1195 * | FRA | 1.00 | 1 | 0.08 | 20 | 1.60 | | | Moyon, Pascal | | | 1779 | FRA | 0.00 | 1 | -0.26 | 20 | -5.20 | | | Boulesteix, Max | | | 1195 * | FRA | 1.00 | 1 | 0.08 | 20 | 1.60 | | | Fedler, Robert | | | 1800 | GER | 0.00 | 1 | -0.24 | 20 | -4.80 | | | * 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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