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Individual Calculations May 2010 |
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| Helaszek, Edward Total change: -11.70 | |   |
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| Dolnoslaska Liga Szachowa | Dolny Slask | POL | 2009-10-18 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1867 | 2092 | 0.00 | 1 | -0.78 | 15 | -11.70 | |
|  Grzesik, Norbert | | | 1867 | POL | 0.00 | 1 | -0.78 | 15 | -11.70 | |
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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