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Individual Calculations September 2018 |
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| Grzelak, Piotr Total change: 91.60 | |   |
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| 54th International Akiba Rubinstein Chess Festival - OPEN C | Polanica Zdroj | POL | 2018-08-18 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1553 | 1524 | 5.50 | 7 | 2.29 | 40 | 91.60 | |
|  Lazniewska, Zofia | | | 1261 | POL | 1.00 | 1 | 0.18 | 40 | 7.20 | |  Wojcik, Rafal | | | 1146 | POL | 1.00 | 1 | 0.09 | 40 | 3.60 | | | Burzak, Wojciech | | | 1659 | POL | 1.00 | 1 | 0.68 | 40 | 27.20 | | | Gromczak, Dariusz | | | 1917 | POL | 0.00 | 1 | -0.08 | 40 | -3.20 | | | Knap, Narcyz | | | 1607 | POL | 0.50 | 1 | 0.11 | 40 | 4.40 | | | Wojcik, Grzegorz | | | 1606 | POL | 1.00 | 1 | 0.61 | 40 | 24.40 | | | Wianecki, Mateusz | | | 1673 | POL | 1.00 | 1 | 0.70 | 40 | 28.00 | |
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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