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Individual Calculations April 2008 |
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| Piskun, Alexey Total change: -53.10 | |   |
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| Moscow Chmp. Boys-18 open | Moscow | RUS | 2007-11-17 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1976 | 2099 | 0.50 | 4 | -2.17 | 15 | -32.55 | |
|  Tunyan, Yury | | | 2015 | RUS | 0.00 | 1 | -0.62 | 15 | -9.30 | |  Ustinov, Alexey | | | 1952 | RUS | 0.00 | 1 | -0.70 | 15 | -10.50 | | | Grinenko, Viktor | | | 1958 | RUS | 0.50 | 1 | -0.19 | 15 | -2.85 | | | Andreeva, Elena | | | 1979 | RUS | 0.00 | 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) | | | | 22. T.Petrosian Memorial 2008 open | Moscow | RUS | 2008-01-03 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2031 | 2072 | 3.00 | 8 | -1.37 | 15 | -20.55 | |
| | Sysoykina, Lidia | | | 1737 | RUS | 1.00 | 1 | 0.12 | 15 | 1.80 | | | Kozlov, Gennady | | | 2224 | RUS | 0.00 | 1 | -0.30 | 15 | -4.50 | | | Voronkov, Denis | | | 1996 | RUS | 1.00 | 1 | 0.40 | 15 | 6.00 | | | Eliseev, Urii | | | 2138 | RUS | 0.50 | 1 | 0.09 | 15 | 1.35 | | | Aldokhin, Ivan | | | 2172 | RUS | 0.00 | 1 | -0.36 | 15 | -5.40 | | | Oparin, Grigoriy | c | | 2005 | RUS | 0.50 | 1 | -0.09 | 15 | -1.35 | | | Zizlova, Sofia | | | 1976 | RUS | 0.00 | 1 | -0.63 | 15 | -9.45 | | | Khrustalev, Alexsander | | | 2003 | RUS | 0.00 | 1 | -0.60 | 15 | -9.00 | |
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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