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Individual Calculations February 2023 |
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| Potynski, Hubert Total change: -43.00 | |   |
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| XIII Otwarte Mistrzostwa Garnizonu Warszawa w szachach klasycznych 2023 Round 1-3 | Warszawa | POL | 2023-01-09 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1598 | 1296 | 0.00 | 1 | -0.15 | 20 | -3.00 | |
|  Urbaniak, Karol | | | 1598 | POL | 0.00 | 1 | -0.15 | 20 | -3.00 | |
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) | | | | Ursynowski Festiwal Szachowy - Grupa A 2023 | Warszawa | POL | 2023-01-14 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1255 | 1296 | 1.00 | 5 | -2.00 | 20 | -40.00 | |
| | Celinski, Kamil | | | 1846 | POL | 0.00 | 1 | -0.03 | 20 | -0.60 | |  Kogut, Aleksander | | | 1086 | POL | 0.00 | 1 | -0.77 | 20 | -15.40 | | | Kosiorek, Dominik | | | 1143 | POL | 0.00 | 1 | -0.70 | 20 | -14.00 | | | Myslinski, Pawel | | | 1101 | POL | 1.00 | 1 | 0.25 | 20 | 5.00 | | | Piekutowska, Lena | | | 1101 | POL | 0.00 | 1 | -0.75 | 20 | -15.00 | |
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) | | |
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