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Individual Calculations August 2019 |
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| Poniewierski, Jacek Total change: -11.20 | |   |
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| Najdorf Chess Festival gr. B | Warszawa | POL | 2019-07-06 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1729 | 1562 | 2.00 | 9 | -0.56 | 20 | -11.20 | |
|  Pancewicz, Szymon | | | 1773 | POL | 0.50 | 1 | 0.27 | 20 | 5.40 | |  Orlik, Sandra | | | 1805 | POL | 0.50 | 1 | 0.30 | 20 | 6.00 | | | Kalejta, Arkadiusz | | | 1756 | POL | 0.00 | 1 | -0.25 | 20 | -5.00 | | | Podgorski, Maciej | | | 1763 | POL | 0.00 | 1 | -0.24 | 20 | -4.80 | | | Szewczak, Andrzej | | | 1720 | POL | 0.00 | 1 | -0.29 | 20 | -5.80 | | | Kowalik, Pawel | | | 1677 | POL | 0.50 | 1 | 0.16 | 20 | 3.20 | | | Gorecki, Andrzej | | | 1750 | POL | 0.00 | 1 | -0.26 | 20 | -5.20 | | | Backiel, Hubert | | | 1748 | POL | 0.00 | 1 | -0.26 | 20 | -5.20 | | | Ossolinska, Matylda | | | 1571 | POL | 0.50 | 1 | 0.01 | 20 | 0.20 | |
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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