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Individual Calculations July 2009 |
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| Petraz, Martin Total change: -38.55 | |   |
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| 2. liga C | various | CZE | 2008-10-12 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2004 | 1956 | 0.00 | 2 | -0.87 | 15 | -13.05 | |
|  Lacina, Filip | | | 1929 | CZE | 0.00 | 1 | -0.54 | 15 | -8.10 | |  Duda, Antonin | | | 2079 | CZE | 0.00 | 1 | -0.33 | 15 | -4.95 | |
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) | | | | Krajsky prebor PDSS | various | CZE | 2008-10-19 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1999 | 1956 | 0.50 | 5 | -1.70 | 15 | -25.50 | |
| | Kosek, Marek | | | 1918 | CZE | 0.00 | 1 | -0.55 | 15 | -8.25 | | | Svub, Jan | | | 1996 | CZE | 0.00 | 1 | -0.44 | 15 | -6.60 | | | Torvenyi, Roman | | | 2008 | SVK | 0.00 | 1 | -0.43 | 15 | -6.45 | | | Mares, Petr | | | 2122 | CZE | 0.00 | 1 | -0.28 | 15 | -4.20 | | | Hajek, Jaroslav | | | 1953 | CZE | 0.50 | 1 | 0.00 | 15 | 0.00 | |
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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