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Individual Calculations February 2023 |
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| Kosiorek, Dominik Total change: 30.40 | |   |
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| OTWARTA LIGA MAZOWIECKA 2023 Round 1-4 | woj. mazowieckie | POL | 2023-01-07 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1571 | 1143 | 1.50 | 4 | 0.51 | 40 | 20.40 | |
|  Mickiewicz, Piotr | | | 2272 | POL | 0.00 | 1 | 0.00 | 40 | 0.00 | |  Traczyk, Pawel | | | 1695 | POL | 0.00 | 1 | -0.03 | 40 | -1.20 | | | Sysiak, Tymon | | | 1160 | POL | 0.50 | 1 | 0.02 | 40 | 0.80 | | | Berent, Mateusz | | | 1157 | POL | 1.00 | 1 | 0.52 | 40 | 20.80 | |
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 |
| 1366 | 1143 | 1.50 | 5 | 0.25 | 40 | 10.00 | |
| | Bociek, Piotr | | | 1502 | POL | 0.00 | 1 | -0.10 | 40 | -4.00 | | | Trzmiel, Bartosz | | | 1337 | POL | 0.00 | 1 | -0.25 | 40 | -10.00 | | | Potynski, Hubert | | | 1296 | POL | 1.00 | 1 | 0.70 | 40 | 28.00 | | | Kacki, Stanislaw | | | 1574 | POL | 0.00 | 1 | -0.07 | 40 | -2.80 | | | Skonieczny, Marcin | | | 1122 | POL | 0.50 | 1 | -0.03 | 40 | -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) | | |
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