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Individual Calculations April 2023 |
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| Wojtowicz, Bartosz Total change: 44.00 | |   |
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| Coulsdon Chess Dicky White - March | London | ENG | 2023-02-27 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1243 | 1075 | 3.00 | 4 | 1.79 | 40 | 71.60 | |
|  Smyth, Sandy A | | | 1337 | ENG | 1.00 | 1 | 0.82 | 40 | 32.80 | | | Braithwaite, Paul | | | 1099 | ENG | 0.00 | 1 | -0.47 | 40 | -18.80 | | | Corner, Michael | | | 1427 | ENG | 1.00 | 1 | 0.89 | 40 | 35.60 | |  Aiyyapan, Sudersen | | | 1108 | ENG | 1.00 | 1 | 0.55 | 40 | 22.00 | |
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) | | | | Turniej Pozegnanie Zimy Wieliczka 2023 | Wieliczka | POL | 2023-03-04 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1290 | 1081 | 0.50 | 5 | -0.69 | 40 | -27.60 | |
| | Matusik, Zuzanna | | | 1396 | POL | 0.00 | 1 | -0.14 | 40 | -5.60 | | | Gornisiewicz, Natalia | | | 1287 | POL | 0.00 | 1 | -0.24 | 40 | -9.60 | | | Jamrozik, Maciej | | | 1319 | POL | 0.00 | 1 | -0.20 | 40 | -8.00 | | | Chmiel, Krzysztof | | | 1219 | POL | 0.00 | 1 | -0.31 | 40 | -12.40 | | | Lanoszka, Tadeusz | | | 1231 | POL | 0.50 | 1 | 0.20 | 40 | 8.00 | |
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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