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Individual Calculations September 2010 |
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| Swiech, Piotr Total change: 17.70 | |   |
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| Druzynowe Mistrzostwa Slaska Seniorow LOS 2010 | woj. Slaskie | POL | 2010-01-10 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1703 | 1943 | 4.00 | 4 | 0.89 | 15 | 13.35 | |
|  Piatek, Tomasz | | | 1543 * | POL | 1.00 | 1 | 0.08 | 15 | 1.20 | |  Tomecki, Grzegorz | | | 1678 | POL | 1.00 | 1 | 0.18 | 15 | 2.70 | | | Szolc, Grzegorz | | | 1691 | POL | 1.00 | 1 | 0.19 | 15 | 2.85 | | | Polaszek, Arkadiusz | | | 1898 | POL | 1.00 | 1 | 0.44 | 15 | 6.60 | | | * 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) | | | | Druzynowe Mistrzostwa Slaska 2010 ; Liga Wojewodzka Seniorow | woj. Slaskie | POL | 2010-01-24 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1887 | 1943 | 2.50 | 4 | 0.29 | 15 | 4.35 | |
| | Tyron, Marek | | | 1700 | POL | 0.00 | 1 | -0.80 | 15 | -12.00 | | | Kwiecien, Zbigniew | | | 2157 | POL | 1.00 | 1 | 0.77 | 15 | 11.55 | | | Ozog, Leon | | | 2091 | POL | 0.50 | 1 | 0.20 | 15 | 3.00 | | | Kolasa, Zbigniew | | | 1600 | POL | 1.00 | 1 | 0.12 | 15 | 1.80 | |
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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