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Individual Calculations September 2009 |
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| Frakin, Nikolay Total change: -12.45 | |   |
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| White Nights 2009 CYSS-2 Open | St.Petersburg | RUS | 2009-06-09 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2120 | 1974 | 0.50 | 3 | -0.48 | 15 | -7.20 | |
|  Churkin, Vitaly | | | 2319 | RUS | 0.00 | 1 | -0.11 | 15 | -1.65 | |  Babakhin, Anton | | | 1960 | RUS | 0.50 | 1 | -0.02 | 15 | -0.30 | | | Yudin, Maksim | | | 2082 | RUS | 0.00 | 1 | -0.35 | 15 | -5.25 | |
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) | | | | Summer on Petrograd Side 2009 open | St.Petersburg | RUS | 2009-07-20 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1995 | 1965 | 3.00 | 7 | -0.35 | 15 | -5.25 | |
| | Gavrilov, Oleg | | | 2365 * | RUS | 0.00 | 1 | -0.08 | 15 | -1.20 | | | Melnikov, Nikolay | | | 1783 | RUS | 1.00 | 1 | 0.26 | 15 | 3.90 | | | Kuzmin, Yuriy | | | 2179 | RUS | 0.00 | 1 | -0.23 | 15 | -3.45 | | | Bebchuk, Boris | | | 2171 | RUS | 0.00 | 1 | -0.24 | 15 | -3.60 | | | Shishkin, Vadim | | | 1891 | RUS | 0.00 | 1 | -0.60 | 15 | -9.00 | | | Boychuk, Evgeny | | | 1772 | RUS | 1.00 | 1 | 0.25 | 15 | 3.75 | | | Kozyrev, Vladislav | | | 1804 | RUS | 1.00 | 1 | 0.29 | 15 | 4.35 | | | * Rating difference of more than 400. Please read more at FIDE Handbook |
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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