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Individual Calculations July 2009 |
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| Petrun, Milan Total change: -8.25 | |   |
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| Krajsky prebor PDSS | various | CZE | 2008-10-19 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2007 | 1974 | 2.50 | 7 | -0.69 | 25 | -17.25 | |
|  Krejcova, Katerina | | | 1953 | CZE | 0.50 | 1 | -0.03 | 25 | -0.75 | |  Vondra, Lukas | | | 2005 | CZE | 1.00 | 1 | 0.54 | 25 | 13.50 | | | Pecinka, Martin | | | 2072 | CZE | 0.00 | 1 | -0.37 | 25 | -9.25 | | | Kokes, Bohuslav | | | 2048 | CZE | 0.50 | 1 | 0.10 | 25 | 2.50 | | | Benes, Milan | | | 1944 | CZE | 0.00 | 1 | -0.54 | 25 | -13.50 | | | Houska, Bronislav | | | 2060 | CZE | 0.50 | 1 | 0.12 | 25 | 3.00 | | | Pekar, Vaclav | | | 1964 | CZE | 0.00 | 1 | -0.51 | 25 | -12.75 | |
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) | | | NOTE: K factor changed | | Open Karlovy Vary 2009 | Karlovy Vary | CZE | 2009-04-29 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2065 | 1974 | 2.50 | 5 | 0.60 | 15 | 9.00 | |
| | Ilandzis, Spyridon | | | 2218 | GRE | 0.00 | 1 | -0.20 | 15 | -3.00 | | | Lasik, Petr | | | 1683 | CZE | 1.00 | 1 | 0.15 | 15 | 2.25 | | | Rajnys, Vladimir | | | 2091 | CZE | 0.00 | 1 | -0.34 | 15 | -5.10 | | | Pokorny, Petr | | | 2197 | CZE | 0.50 | 1 | 0.28 | 15 | 4.20 | | | Most, Zdenek | | | 2134 | CZE | 1.00 | 1 | 0.71 | 15 | 10.65 | |
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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