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Individual Calculations March 2023 |
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| Shaffer, Alexander Total change: -8.40 | |   |
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| XXI Rochefort Chess Open B | ROCHEFORT | FRA | 2023-02-11 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1518 | 1745 | 6.50 | 9 | -0.42 | 20 | -8.40 | |
|  Hatrel, Arnaud | | | 1367 | FRA | 0.50 | 1 | -0.41 | 20 | -8.20 | |  Billault, Regis | | | 1398 | FRA | 0.50 | 1 | -0.39 | 20 | -7.80 | | | Duvette, Michel | | | 1455 | FRA | 1.00 | 1 | 0.16 | 20 | 3.20 | | | Ourry, Elouan | | | 1505 | FRA | 0.50 | 1 | -0.30 | 20 | -6.00 | | | Goncalves, Maxim | | | 1551 | FRA | 0.00 | 1 | -0.75 | 20 | -15.00 | | | Marie, Fred | | | 1440 | FRA | 1.00 | 1 | 0.14 | 20 | 2.80 | | | Delabbey, Olivier | | | 1535 | FRA | 1.00 | 1 | 0.23 | 20 | 4.60 | | | Detanoy, Fabrice | | | 1625 | FRA | 1.00 | 1 | 0.34 | 20 | 6.80 | | | Dautheville, Simon | | | 1785 | FRA | 1.00 | 1 | 0.56 | 20 | 11.20 | |
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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