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Individual Calculations February 2023 |
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| Napieralski, Lucjan Total change: 2.80 | |   |
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| 41. Miedzynarodowy Memorial Ludwika Zamenhofa 2022 - grupa B | Bialystok | POL | 2022-12-27 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1679 | 1532 | 2.00 | 8 | -0.65 | 40 | -26.00 | |
|  Widelski, Kacper | | | 1867 | POL | 0.00 | 1 | -0.12 | 40 | -4.80 | |  Sleczka, Bartosz | | | 1819 | POL | 0.00 | 1 | -0.16 | 40 | -6.40 | | | Gorecki, Janusz | | | 1698 | POL | 0.50 | 1 | 0.22 | 40 | 8.80 | | | Bakalarz, Leszek | f | | 1903 | POL | 0.00 | 1 | -0.10 | 40 | -4.00 | | | Lechowski, Witold | | | 1641 | POL | 0.50 | 1 | 0.15 | 40 | 6.00 | | | Nowacka, Dorota | | | 1717 | POL | 0.00 | 1 | -0.26 | 40 | -10.40 | | | Harasimczuk, Jakub | | | 1378 | POL | 0.50 | 1 | -0.21 | 40 | -8.40 | | | Zawal, Krzysztof | | | 1405 | POL | 0.50 | 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) | | | | OTWARTA LIGA MAZOWIECKA 2023 Round 1-4 | woj. mazowieckie | POL | 2023-01-07 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1343 | 1600 | 2.00 | 2 | 0.39 | 40 | 15.60 | |
| | Uzieblo, Konrad | | | 1258 | POL | 1.00 | 1 | 0.12 | 40 | 4.80 | | | Okruch, Jaroslaw | | | 1428 | POL | 1.00 | 1 | 0.27 | 40 | 10.80 | |
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) | | | | Ursynowski Festiwal Szachowy - Grupa A 2023 | Warszawa | POL | 2023-01-14 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1567 | 1600 | 3.00 | 5 | 0.33 | 40 | 13.20 | |
| | Krawiec, Pawel | | | 1212 | POL | 1.00 | 1 | 0.09 | 40 | 3.60 | | | Olejnik, Artur | | | 1200 * | POL | 1.00 | 1 | 0.08 | 40 | 3.20 | | | Dalkowski, Rafal | | | 2030 | POL | 0.50 | 1 | 0.43 | 40 | 17.20 | | | Wolny, Dawid | | | 1546 | POL | 0.00 | 1 | -0.58 | 40 | -23.20 | | | Celinski, Kamil | | | 1846 | POL | 0.50 | 1 | 0.31 | 40 | 12.40 | | | * 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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