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Individual Calculations April 2023 |
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| Marchewka, Kajetan Total change: -6.80 | |   |
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| OTWARTA LIGA MAZOWIECKA 2023 Round 7-10 | woj. mazowieckie | POL | 2023-03-04 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1576 | 1307 | 0.50 | 2 | 0.12 | 40 | 4.80 | |
|  Sawicki, Krzysztof | | | 1469 | POL | 0.50 | 1 | 0.21 | 40 | 8.40 | |  Flis, Piotr | | | 1683 | POL | 0.00 | 1 | -0.09 | 40 | -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) | | | | Turniej FIDE w Fabryczce | Wolomin | POL | 2023-03-18 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1245 | 1307 | 2.00 | 4 | -0.29 | 40 | -11.60 | |
| | Walewska, Natalia | | | 1255 | POL | 1.00 | 1 | 0.43 | 40 | 17.20 | | | Emmel, Bartosz | | | 1435 | POL | 0.00 | 1 | -0.33 | 40 | -13.20 | | | Klask, Franciszek | | | 1261 | POL | 0.00 | 1 | -0.56 | 40 | -22.40 | | | Stanczyk, Pawel | | | 1029 | POL | 1.00 | 1 | 0.17 | 40 | 6.80 | |
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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