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Individual Calculations March 2023 |
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| Petrov, Martin Total change: -25.60 | |   |
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| 1. Bundesliga 2022-2023 February 2023 | various | GER | 2023-02-03 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2525 | 2531 | 2.00 | 4 | -0.03 | 10 | -0.30 | |
|  Teclaf, Pawel | m | | 2568 | POL | 0.50 | 1 | 0.05 | 10 | 0.50 | |  Zwirs, Nico | m | | 2460 | NED | 0.50 | 1 | -0.10 | 10 | -1.00 | | | Bacrot, Etienne | g | | 2653 | FRA | 0.00 | 1 | -0.33 | 10 | -3.30 | | | Richter, Nils | f | | 2419 | GER | 1.00 | 1 | 0.35 | 10 | 3.50 | |
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) | | | | 14th annual Southwest Class Championships - Masters | Irving, TX | USA | 2023-02-16 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2235 | 2531 | 5.00 | 9 | -2.53 | 10 | -25.30 | |
| | Yan, Ruiyang | f | wc | 2219 | USA | 0.50 | 1 | -0.36 | 10 | -3.60 | | | Jiang, Andrew | | | 2178 | USA | 0.50 | 1 | -0.39 | 10 | -3.90 | | | Liu, Eric Chang | c | | 2174 | USA | 0.00 | 1 | -0.89 | 10 | -8.90 | | | Atwell, Rose | | | 2131 * | USA | 1.00 | 1 | 0.08 | 10 | 0.80 | | | Toolin, Christopher | | | 2146 | USA | 1.00 | 1 | 0.09 | 10 | 0.90 | | | Zhao, Erick | f | | 2297 | USA | 0.50 | 1 | -0.29 | 10 | -2.90 | | | Rorrer, Grayson | f | | 2311 | USA | 0.50 | 1 | -0.28 | 10 | -2.80 | | | Chen, Ryo Wenyu | f | | 2425 | USA | 0.50 | 1 | -0.14 | 10 | -1.40 | | | Andersen, Gunnar James | | | 2230 | USA | 0.50 | 1 | -0.35 | 10 | -3.50 | | | * 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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