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Individual Calculations September 2010 |
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| Petras, Karol Total change: -21.45 | |   |
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| Friendship Challenge Cup | Nove Zamky | SVK | 2010-08-11 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1961 | 1946 | 0.00 | 3 | -1.43 | 15 | -21.45 | |
|  Konopka, Jeremiasz | | | 1989 | FRA | 0.00 | 1 | -0.44 | 15 | -6.60 | |  Brestak, Jan | f | | 2144 | SVK | 0.00 | 1 | -0.24 | 15 | -3.60 | | | Kutny, Marian | | | 1751 | SVK | 0.00 | 1 | -0.75 | 15 | -11.25 | |
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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