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Individual Calculations February 2023 |
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| Ostojski, Dawid Total change: 66.40 | |   |
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| VI Turniej Sylwestrowy - grupa A | Grodzisk Mazowiecki | POL | 2022-12-28 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1309 | 1354 | 3.50 | 5 | 0.71 | 40 | 28.40 | |
|  Maciaszek, Stanislaw | | | 1118 | POL | 1.00 | 1 | 0.20 | 40 | 8.00 | |  Kisiel, Dominik | | | 1266 | POL | 1.00 | 1 | 0.38 | 40 | 15.20 | | | Fifielski, Marcin | | | 1199 | POL | 0.50 | 1 | -0.21 | 40 | -8.40 | | | Kicinska, Magdalena | | | 1482 | POL | 0.00 | 1 | -0.33 | 40 | -13.20 | | | Rajlich, Vaclav | | | 1478 | POL | 1.00 | 1 | 0.67 | 40 | 26.80 | |
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) | | | | Druzynowe Mistrzostwa Mazowsza 2023 Round 1-4 | woj. mazowieckie | POL | 2023-01-08 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1701 | 1354 | 1.50 | 3 | 0.95 | 40 | 38.00 | |
| | Podgorski, Maciej | | | 1996 | POL | 0.50 | 1 | 0.49 | 40 | 19.60 | | | Dobosiewicz, Dawid | | | 1705 | POL | 0.00 | 1 | -0.11 | 40 | -4.40 | | | Bogatek, Pawel | | | 1401 | POL | 1.00 | 1 | 0.57 | 40 | 22.80 | |
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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