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Individual Calculations January 2009 |
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| Ng, Isaac Total change: -8.25 | |   |
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| World Youth Chess Championships 2008 - Open 12 | Vung Tau | VIE | 2008-10-20 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1942 | 1592 | 0.00 | 3 | -0.33 | 25 | -8.25 | |
|  Antipov, Mikhail Al | c | | 1942 | RUS | 0.00 | 1 | -0.11 | 25 | -2.75 | |  Qin, Joey | | | 1942 | CAN | 0.00 | 1 | -0.11 | 25 | -2.75 | | | Codenotti, Marco | | | 1942 | ITA | 0.00 | 1 | -0.11 | 25 | -2.75 | |
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) | | |
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