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Individual Calculations November 2009 |
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| Grela, Kacper Total change: 15.00 | |   |
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| The 45th Akiba Rubinstein - International Chess Festival - Open D | Polanica Zdroj | POL | 2009-08-18 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1556 | 1658 | 2.50 | 3 | 0.60 | 25 | 15.00 | |
|  Koza, Stanislaw | | | 1438 | POL | 0.50 | 1 | -0.28 | 25 | -7.00 | |  Jarmula, Lukasz | | | 1574 | POL | 1.00 | 1 | 0.38 | 25 | 9.50 | | | Mykita, Andrzej | | | 1657 | POL | 1.00 | 1 | 0.50 | 25 | 12.50 | |
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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