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Individual Calculations September 2023 |
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| Siwinski, Mateusz Total change: 4.40 | |   |
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| Wakacyjne FIDE granie w Hetmanie 2023 Round 6-10 | Warszawa | POL | 2023-08-01 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1310 | 1083 | 2.00 | 4 | 0.91 | 20 | 18.20 | |
|  Tomczyk, Ryszard | | | 1181 | POL | 1.00 | 1 | 0.63 | 20 | 12.60 | | | Bialczynski, Michal | | | 1176 | POL | 1.00 | 1 | 0.63 | 20 | 12.60 | |  Juszkowski, Kamil | | | 1671 | POL | 0.00 | 1 | -0.02 | 20 | -0.40 | | | Korzeniak, Mateusz | | | 1211 | POL | 0.00 | 1 | -0.33 | 20 | -6.60 | |
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) | | | | Mini-ELO Bialystok 2023 - turniej 30. | Bialystok | POL | 2023-08-18 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1314 | 1083 | 0.00 | 3 | -0.69 | 20 | -13.80 | |
| | Kozlowski, Andrzej | | | 1490 | POL | 0.00 | 1 | -0.08 | 20 | -1.60 | | | Bukala, Jan | | | 1246 | POL | 0.00 | 1 | -0.28 | 20 | -5.60 | | | Sazon, Adam | | | 1205 | POL | 0.00 | 1 | -0.33 | 20 | -6.60 | |
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) | | |
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