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Individual Calculations August 2023 |
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| Posadowski, Jerzy Total change: -33.20 | |   |
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| Warsaw Chess Festival - group C | Warszawa | POL | 2023-07-11 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1359 | 1222 | 0.50 | 4 | -0.83 | 40 | -33.20 | |
|  Mroczkowski, Adam | | | 1423 | POL | 0.00 | 1 | -0.24 | 40 | -9.60 | |  Mazan, Dawid | | | 1476 | POL | 0.00 | 1 | -0.19 | 40 | -7.60 | | | Rog, Mateusz | | | 1469 | POL | 0.00 | 1 | -0.19 | 40 | -7.60 | | | Przybys, Adam | | | 1066 | POL | 0.50 | 1 | -0.21 | 40 | -8.40 | |
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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