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Individual Calculations April 2009 |
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| Kovalev, Evgeny I. Total change: 26.70 | |   |
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| 23. T.Petrosian Memorial 2009 open | Moscow | RUS | 2009-01-03 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1935 | 1833 | 3.50 | 6 | 1.27 | 15 | 19.05 | |
|  Mikhailov, Viacheslav | | | 2096 | RUS | 0.00 | 1 | -0.18 | 15 | -2.70 | |  Surikov, Roman | | | 1989 | RUS | 0.00 | 1 | -0.29 | 15 | -4.35 | | | Skakun, Valentina | | | 1700 | RUS | 1.00 | 1 | 0.32 | 15 | 4.80 | | | Ramazashvili, Rainer | | | 1841 | RUS | 1.00 | 1 | 0.51 | 15 | 7.65 | | | Denishev, Marat | | | 2028 | RUS | 0.50 | 1 | 0.25 | 15 | 3.75 | | | Koroteeva, Ksenia | | | 1954 | RUS | 1.00 | 1 | 0.66 | 15 | 9.90 | |
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) | | | | Moscow open 2009 B | Moscow | RUS | 2009-01-31 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2078 | 1833 | 1.50 | 5 | 0.51 | 15 | 7.65 | |
| | Nikologorskiy, Konstantin | f | | 2168 | RUS | 0.00 | 1 | -0.12 | 15 | -1.80 | | | Baskakov, Nikolay | | | 2055 | RUS | 1.00 | 1 | 0.78 | 15 | 11.70 | | | Ustinov, Alexey | | | 2102 | RUS | 0.00 | 1 | -0.17 | 15 | -2.55 | | | Remizov, Alexander | | | 2032 | RUS | 0.50 | 1 | 0.26 | 15 | 3.90 | | | Lagoda, Vladimir | | | 2032 | RUS | 0.00 | 1 | -0.24 | 15 | -3.60 | |
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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