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Individual Calculations February 2023 |
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| Stalmach, Richard Total change: 2.50 | |   |
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| Extraliga 2022-2023 r5-6 | various | CZE | 2023-01-07 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2376 | 2423 | 1.00 | 2 | -0.13 | 10 | -1.30 | |
|  Kusa, Jakub | f | | 2359 | CZE | 0.50 | 1 | -0.09 | 10 | -0.90 | |  Rubes, Jan | f | | 2393 | CZE | 0.50 | 1 | -0.04 | 10 | -0.40 | |
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) | | | | MARIENBAD OPEN 2023 - A1 GM round robin tournament | Marianske Lazne | CZE | 2023-01-14 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2400 | 2423 | 5.50 | 9 | 0.74 | 10 | 7.40 | |
| | Natsidis, Christoph | f | | 2308 | GER | 0.00 | 1 | -0.66 | 10 | -6.60 | | | Stefansson, Hannes | g | | 2526 | ISL | 1.00 | 1 | 0.64 | 10 | 6.40 | | | Rasik, Vitezslav | g | | 2427 | CZE | 0.50 | 1 | 0.01 | 10 | 0.10 | | | Gaehwiler, Gabriel | m | | 2408 | SUI | 1.00 | 1 | 0.48 | 10 | 4.80 | | | Kusa, Jakub | f | | 2359 | CZE | 1.00 | 1 | 0.41 | 10 | 4.10 | | | Petr, Martin | g | | 2508 | CZE | 0.50 | 1 | 0.12 | 10 | 1.20 | | | Chen, Qi B | m | | 2484 | CHN | 0.00 | 1 | -0.42 | 10 | -4.20 | | | Adithya, A Chullikkad | c | | 2195 | IND | 1.00 | 1 | 0.21 | 10 | 2.10 | | | Seemann, Jakub | f | | 2389 | POL | 0.50 | 1 | -0.05 | 10 | -0.50 | |
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) | | | | 1. liga 2022-2023 vychod r6-7 | various | CZE | 2023-01-15 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2522 | 2423 | 0.00 | 1 | -0.36 | 10 | -3.60 | |
| | Krejci, Jan | g | | 2522 | CZE | 0.00 | 1 | -0.36 | 10 | -3.60 | |
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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