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Individual Calculations July 2023 |
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| Derien, Robert Total change: 2.20 | |   |
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| Championnat veterans des Bouches du Rhone 2023 | AUBAGNE | FRA | 2023-05-04 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1397 | 1450 | 3.50 | 6 | 0.11 | 20 | 2.20 | |
|  Ducray, Christian | | | 1158 | FRA | 1.00 | 1 | 0.15 | 20 | 3.00 | |  Graells, Christian | | | 1338 | FRA | 0.00 | 1 | -0.65 | 20 | -13.00 | | | Pierrugues, Laurent | | | 1653 | FRA | 1.00 | 1 | 0.76 | 20 | 15.20 | | | Battaglia, Gerard | | | 1637 | FRA | 0.00 | 1 | -0.26 | 20 | -5.20 | | | Weber, Michel | | | 1379 | FRA | 0.50 | 1 | -0.10 | 20 | -2.00 | | | Rocchia, Alex | | | 1216 | FRA | 1.00 | 1 | 0.21 | 20 | 4.20 | |
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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