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Individual Calculations February 2023 |
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| Jaworowski, Andre Total change: -2.60 | |   |
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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 |
| 1208 | 1105 | 1.00 | 2 | 0.26 | 20 | 5.20 | |
|  Skonieczny, Marcin | | | 1122 | POL | 0.50 | 1 | 0.02 | 20 | 0.40 | |  Kaczmarczyk, Marcin | | | 1293 | POL | 0.50 | 1 | 0.24 | 20 | 4.80 | |
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) | | | | 268th YMCA Winter 2023-D Round 1-3 | Warszawa | POL | 2023-01-10 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1163 | 1105 | 1.00 | 2 | 0.16 | 20 | 3.20 | |
| | Brzostek, Piotr | | | 1143 | POL | 0.00 | 1 | -0.45 | 20 | -9.00 | | | Redlicki, Michal | | | 1183 | POL | 1.00 | 1 | 0.61 | 20 | 12.20 | |
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) | | | | Ursynowski Festiwal Szachowy - Grupa A 2023 | Warszawa | POL | 2023-01-14 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1259 | 1105 | 1.00 | 5 | -0.55 | 20 | -11.00 | |
| | Herka, Jakub | | | 1461 | POL | 0.00 | 1 | -0.11 | 20 | -2.20 | | | Fraszczyk, Hubert | | | 1304 | POL | 0.00 | 1 | -0.24 | 20 | -4.80 | | | Klask, Franciszek | | | 1206 | POL | 0.00 | 1 | -0.36 | 20 | -7.20 | | | Kocwin, Tomasz | | | 1112 | POL | 1.00 | 1 | 0.51 | 20 | 10.20 | | | Krawiec, Pawel | | | 1212 | POL | 0.00 | 1 | -0.35 | 20 | -7.00 | |
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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