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Individual Calculations April 2023 |
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| Borys, Marek Total change: 3.80 | |   |
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| XIII Otwarte Mistrzostwa Garnizonu Warszawa w szachach klasycznych 2023 Round 8 | Warszawa | POL | 2023-02-27 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1337 | 1377 | 0.50 | 1 | -0.06 | 20 | -1.20 | |
|  Suski, Michal | | | 1337 | POL | 0.50 | 1 | -0.06 | 20 | -1.20 | |
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) | | | | 269th YMCA Winter 2023-C Round 8-11 | Warszawa | POL | 2023-03-01 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1350 | 1342 | 1.50 | 3 | 0.03 | 20 | 0.60 | |
|  Baginski, Zbigniew | | | 1320 | POL | 1.00 | 1 | 0.47 | 20 | 9.40 | | | Leszczewicz, Karol | | | 1462 | POL | 0.00 | 1 | -0.34 | 20 | -6.80 | | | Kita, Jaroslaw | | | 1269 | POL | 0.50 | 1 | -0.10 | 20 | -2.00 | |
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) | | | | XIII Otwarte Mistrzostwa Garnizonu Warszawa w szachach klasycznych 2023 Round 9-11 | Warszawa | POL | 2023-03-06 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1695 | 1342 | 0.50 | 2 | 0.22 | 20 | 4.40 | |
| | Trybula, Agata | | | 1540 | POL | 0.50 | 1 | 0.26 | 20 | 5.20 | | | Radecki, Wojciech | | | 1850 | POL | 0.00 | 1 | -0.04 | 20 | -0.80 | |
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) | | |
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