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Individual Calculations February 2023 |
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| Kupalov, Igor Total change: -26.40 | |   |
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| Basel Christmas Open Experts 2022 | Basel | SUI | 2022-12-26 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1648 | 1965 | 4.50 | 7 | -1.49 | 20 | -29.80 | |
|  Mattmann, Peter | | | 1616 | SUI | 1.00 | 1 | 0.11 | 20 | 2.20 | |  Novikov, Sergey D. | | | 1763 | RUS | 0.50 | 1 | -0.26 | 20 | -5.20 | | | Lotz, Dominik | | | 1739 | AUT | 0.00 | 1 | -0.79 | 20 | -15.80 | | | Gafner, Lancelot | | | 1565 * | SUI | 0.00 | 1 | -0.92 | 20 | -18.40 | | | Chretien, Linus | | | 1559 | SUI | 1.00 | 1 | 0.08 | 20 | 1.60 | | | Gashi, Arsim | | | 1549 | GER | 1.00 | 1 | 0.07 | 20 | 1.40 | | | Reichardt, Bernd | | | 1744 | GER | 1.00 | 1 | 0.22 | 20 | 4.40 | | | * 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) | | | | Team 2023 - Nationale 2 r5 | FRANCE | FRA | 2023-01-15 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2054 | 1990 | 0.50 | 1 | 0.09 | 20 | 1.80 | |
| | Rey, Christophe | | | 2054 | 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) | | | | 18. Open de Payerne round 1 | Payerne | SUI | 2023-01-19 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1595 | 1990 | 1.00 | 1 | 0.08 | 20 | 1.60 | |
| | Bonferroni, Carlo | | | 1595 | SUI | 1.00 | 1 | 0.08 | 20 | 1.60 | |
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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