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Individual Calculations July 2023 |
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| Hoffmann, Piotr Total change: -31.80 | |   |
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| Mistrzostwa Polski Seniorow w Szachach na 2023 rok | Karpacz | POL | 2023-06-11 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1445 | 1538 | 4.00 | 9 | -1.59 | 20 | -31.80 | |
|  Bernat, Marcin | | | 1944 | POL | 0.00 | 1 | -0.08 | 20 | -1.60 | |  Przygrodzka, Marzanna | | | 1253 | POL | 0.50 | 1 | -0.34 | 20 | -6.80 | | | Kedziera, Izydor | | | 1403 | POL | 0.00 | 1 | -0.68 | 20 | -13.60 | | | Kiwilsza, Piotr | | | 1529 | POL | 0.50 | 1 | -0.01 | 20 | -0.20 | | | Skalski, Dariusz | | | 1159 | POL | 0.50 | 1 | -0.41 | 20 | -8.20 | | | Didyk, Andrzej | | | 1343 | POL | 1.00 | 1 | 0.25 | 20 | 5.00 | | | Wasik, Roman | | | 1371 | POL | 0.00 | 1 | -0.72 | 20 | -14.40 | | | Skrzypek, Leszek | | | 1513 | POL | 0.50 | 1 | -0.03 | 20 | -0.60 | | | Noworyta, Marek | | | 1490 | POL | 1.00 | 1 | 0.43 | 20 | 8.60 | |
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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