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Individual Calculations January 2009 |
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| Petukhov, Nikolay Total change: -9.00 | |   |
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| 4. N.A.Sirotin Memorial 2008 open | Moscow | RUS | 2008-09-21 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1917 | 1838 | 1.00 | 4 | -0.60 | 15 | -9.00 | |
|  Azizov, Timur | | | 2088 | RUS | 0.00 | 1 | -0.19 | 15 | -2.85 | | | Samoletov, Yury | | | 2040 | RUS | 0.00 | 1 | -0.24 | 15 | -3.60 | |  Marder, Elena | | | 1669 | RUS | 0.00 | 1 | -0.72 | 15 | -10.80 | | | Smetanin, Maksim | | | 1872 | RUS | 1.00 | 1 | 0.55 | 15 | 8.25 | |
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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