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Individual Calculations June 2021 |
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| Sobotka, Jan Total change: -32.80 | |   |
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| Mistrzostwa Polski Seniorow w szachach na 2021 rok | Karpacz | POL | 2021-05-16 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1548 | 1611 | 3.00 | 8 | -1.64 | 20 | -32.80 | |
|  Gasik, Piotr | | | 2011 * | POL | 0.00 | 1 | -0.08 | 20 | -1.60 | |  Jaworowski, Andre | | | 1321 | USA | 1.00 | 1 | 0.16 | 20 | 3.20 | | | Poniewierski, Piotr | | | 1798 | POL | 0.00 | 1 | -0.26 | 20 | -5.20 | | | Suminski, Bogdan | | | 1419 | POL | 0.00 | 1 | -0.75 | 20 | -15.00 | | | Grabarczyk, Edmund | | | 1241 | POL | 1.00 | 1 | 0.10 | 20 | 2.00 | | | Kisiel, Zbigniew | | | 1303 | POL | 1.00 | 1 | 0.14 | 20 | 2.80 | | | Lada, Ireneusz | | | 1951 | POL | 0.00 | 1 | -0.12 | 20 | -2.40 | | | Biel, Maciej | | | 1343 | POL | 0.00 | 1 | -0.83 | 20 | -16.60 | | | * Rating difference of more than 400. Please read more at FIDE Handbook |
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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