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Individual Calculations April 2009 |
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| Sidorchuk, Roman Total change: -11.25 | |   |
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| 23. T.Petrosian Memorial 2009 open | Moscow | RUS | 2009-01-03 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2029 | 2186 | 5.50 | 9 | -0.75 | 15 | -11.25 | |
|  Maidanova, Irina | | | 1908 | RUS | 1.00 | 1 | 0.17 | 15 | 2.55 | |  Bobrov, Alexey | | | 2027 | RUS | 1.00 | 1 | 0.29 | 15 | 4.35 | | | Pustovoitova, Daria | | | 2314 | RUS | 0.00 | 1 | -0.33 | 15 | -4.95 | | | Ustinov, Alexey | | | 2102 | RUS | 0.00 | 1 | -0.62 | 15 | -9.30 | | | Kostoglotov, Dmitry | | | 1836 | RUS | 1.00 | 1 | 0.11 | 15 | 1.65 | | | Shafarostov, Artem | | | 2004 | RUS | 0.00 | 1 | -0.74 | 15 | -11.10 | | | Kirillov, Dmitry | | | 1997 | RUS | 1.00 | 1 | 0.25 | 15 | 3.75 | | | Koroteeva, Ksenia | | | 1954 | RUS | 1.00 | 1 | 0.21 | 15 | 3.15 | | | Lukovic, Vladimir | | | 2120 | SRB | 0.50 | 1 | -0.09 | 15 | -1.35 | |
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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