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Individual Calculations July 2009 |
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| Petras, Marian Total change: 44.25 | |   |
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| SVK 3rd league gr.C1 2008/09 | Various | SVK | 2008-10-25 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1853 | 1741 | 2.00 | 5 | 0.24 | 15 | 3.60 | |
|  Lonc, Augustin | | | 1875 | SVK | 0.00 | 1 | -0.32 | 15 | -4.80 | |  Sandor, Lukas | | | 1869 | SVK | 0.50 | 1 | 0.17 | 15 | 2.55 | | | Zvarikova, Alexandra | | | 1927 | SVK | 0.00 | 1 | -0.26 | 15 | -3.90 | | | Mraz, Ondrej | | | 1666 | SVK | 0.50 | 1 | -0.10 | 15 | -1.50 | | | Pikuliak, Jozef | | | 1930 | SVK | 1.00 | 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) | | | | 20. tournament Pobeskydi - ArcelorMittal CUP - Open | Frydek-Mistek | CZE | 2009-04-09 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1976 | 1753 | 3.50 | 8 | 1.70 | 15 | 25.50 | |
| | Ruzicka, Vaclav | | | 2052 | CZE | 0.00 | 1 | -0.15 | 15 | -2.25 | | | Heranval, Jacky | | | 1891 | FRA | 0.00 | 1 | -0.31 | 15 | -4.65 | | | Seidl, Stepan | | | 1888 | CZE | 1.00 | 1 | 0.68 | 15 | 10.20 | | | Gaffe, Yoann | | | 1996 | FRA | 0.50 | 1 | 0.30 | 15 | 4.50 | | | Kotrba, Matej | | | 1991 | CZE | 0.50 | 1 | 0.30 | 15 | 4.50 | | | Novosadova, Kristyna | | | 2043 | CZE | 1.00 | 1 | 0.84 | 15 | 12.60 | | | Kriebel, Tadeas | | | 2038 | CZE | 0.00 | 1 | -0.16 | 15 | -2.40 | | | Zezula, Rudolf | | | 1905 | CZE | 0.50 | 1 | 0.20 | 15 | 3.00 | |
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) | | | | SVK Youth Championship B14 | Modra Harmonia | SVK | 2009-05-03 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1863 | 1753 | 2.50 | 4 | 1.01 | 15 | 15.15 | |
| | Sebo, Viktor | | | 1813 | SVK | 1.00 | 1 | 0.58 | 15 | 8.70 | | | Jozefek, Michal | | | 1896 | SVK | 1.00 | 1 | 0.69 | 15 | 10.35 | | | Hajek, Lukas | | | 1647 | SVK | 0.50 | 1 | -0.14 | 15 | -2.10 | | | Pagerka, Martin | | | 2097 | SVK | 0.00 | 1 | -0.12 | 15 | -1.80 | |
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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