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Individual Calculations May 2011 |
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| Kowalczyk, Marian Total change: 8.40 | |   |
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| Druzynowe Mistrzostwa Polski Niewidomych w szachach | Mielno | POL | 2011-03-26 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1997 | 1984 | 2.00 | 3 | 0.56 | 15 | 8.40 | |
|  Migala, Andrzej | | | 2078 | POL | 0.50 | 1 | 0.13 | 15 | 1.95 | |  Baryla, Lukasz | | | 1836 | POL | 1.00 | 1 | 0.30 | 15 | 4.50 | | | Migala, Andrzej | | | 2078 | POL | 0.50 | 1 | 0.13 | 15 | 1.95 | |
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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