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Individual Calculations January 2009 |
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| Petrosyan, Manuel Total change: -2.75 | |   |
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| European Youth Chess Championship 2008 - Boys U10 | Herceg Novi | MNE | 2008-09-15 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1962 | 1780 | 0.00 | 2 | -0.54 | 25 | -13.50 | |
|  Antal, Tibor Kende | | | 2036 | HUN | 0.00 | 1 | -0.19 | 25 | -4.75 | |  Shurunov, Andrei | | | 1887 | RUS | 0.00 | 1 | -0.35 | 25 | -8.75 | |
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) | | | | World Youth Chess Championships 2008 - Open 10 | Vung Tau | VIE | 2008-10-20 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1951 | 1780 | 1.00 | 2 | 0.43 | 25 | 10.75 | |
| | Ghosh, Diptayan | | | 2039 | IND | 0.00 | 1 | -0.18 | 25 | -4.50 | | | Vavulin, Maksim | | | 1862 | RUS | 1.00 | 1 | 0.61 | 25 | 15.25 | |
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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