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Individual Calculations May 2010 |
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| Grigoriev, Sergey Total change: 84.80 | |   |
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| Christmas tmnt ROOI | Moscow | RUS | 2009-12-15 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2009 | 1879 | 5.00 | 8 | 2.30 | 25 | 57.50 | |
|  Baigushev, Alexandr | | | 1933 | RUS | 1.00 | 1 | 0.58 | 25 | 14.50 | | | Kashirsky, Eugeny D. | | | 2007 | RUS | 1.00 | 1 | 0.67 | 25 | 16.75 | |  Chernov, Igor | | | 2108 | RUS | 1.00 | 1 | 0.79 | 25 | 19.75 | | | Kisteneva, Liza | | wf | 1797 | RUS | 1.00 | 1 | 0.39 | 25 | 9.75 | | | Sorokin, Adones | | | 1924 | RUS | 1.00 | 1 | 0.56 | 25 | 14.00 | | | Lagashin, Pavel | | | 2065 | RUS | 0.00 | 1 | -0.26 | 25 | -6.50 | | | Pokhlebin, Sergej | | | 2023 | RUS | 0.00 | 1 | -0.31 | 25 | -7.75 | | | Parfenov, Vjacheslav | | | 2214 | RUS | 0.00 | 1 | -0.12 | 25 | -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) | | | NOTE: K factor changed | | February 2010 ROOI | Moscow | RUS | 2010-02-13 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2048 | 1945 | 4.00 | 6 | 1.82 | 15 | 27.30 | |
| | Luniakov, Viktor | | | 2114 | RUS | 1.00 | 1 | 0.72 | 15 | 10.80 | | | Rodionov, Ivan | | | 2009 | RUS | 1.00 | 1 | 0.59 | 15 | 8.85 | | | Egorov, Valentin | | | 2124 | RUS | 0.00 | 1 | -0.27 | 15 | -4.05 | | | Leite, Ernst | | | 2031 | RUS | 1.00 | 1 | 0.62 | 15 | 9.30 | | | Guseinov, Djelal | | | 2012 | RUS | 1.00 | 1 | 0.59 | 15 | 8.85 | | | Pokhlebin, Sergej | | | 1995 | RUS | 0.00 | 1 | -0.43 | 15 | -6.45 | |
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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