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Individual Calculations March 2023 |
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| Dubertrand, Bernard Total change: -7.80 | |   |
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| XXI Rochefort Chess Open B | ROCHEFORT | FRA | 2023-02-11 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1540 | 1486 | 3.00 | 8 | -0.39 | 20 | -7.80 | |
|  Riballet, Jean-Paul | | | 1104 | FRA | 1.00 | 1 | 0.09 | 20 | 1.80 | |  Beaufils, Philippe | | | 1721 | FRA | 0.00 | 1 | -0.21 | 20 | -4.20 | | | Barbe, Victor | | | 1125 | FRA | 1.00 | 1 | 0.10 | 20 | 2.00 | | | Malfre, Christian | | | 1718 | FRA | 1.00 | 1 | 0.79 | 20 | 15.80 | | | Martineau, Arthur | | | 1774 | FRA | 0.00 | 1 | -0.16 | 20 | -3.20 | | | Arendo, Marc | | | 1684 | FRA | 0.00 | 1 | -0.24 | 20 | -4.80 | | | Tholey, Jean-Paul | | | 1800 | FRA | 0.00 | 1 | -0.14 | 20 | -2.80 | | | Alcantara, Levanah | | | 1397 | FRA | 0.00 | 1 | -0.62 | 20 | -12.40 | |
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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