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Individual Calculations October 2008 |
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| Toh, Li Cheng Total change: -1.65 | |   |
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| National Youth Q3 Rating Tournament 2008 | Singapore | SIN | 2008-06-29 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1746 | 1808 | 0.50 | 2 | -0.67 | 15 | -10.05 | |
|  Er, Si-Hui Vivian | | | 1804 | SIN | 0.50 | 1 | -0.01 | 15 | -0.15 | | | Monisha, Raja Jawahar | | wf | 1688 | SIN | 0.00 | 1 | -0.66 | 15 | -9.90 | |
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) | | | | 4th World Schools Chess Championships 2008 -Open U17 | Singapore | SIN | 2008-07-23 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2014 | 1786 | 2.00 | 6 | 0.56 | 15 | 8.40 | |
|  Koh, Jonathan | | | 2124 | SIN | 0.00 | 1 | -0.12 | 15 | -1.80 | | | Hattingh, Angelique | | | 1835 | RSA | 1.00 | 1 | 0.57 | 15 | 8.55 | | | Khouri, Ibrahim Mohamed | f | | 2083 | UAE | 0.50 | 1 | 0.35 | 15 | 5.25 | | | Bhakti, Kulkarni | | wf | 2136 | IND | 0.50 | 1 | 0.39 | 15 | 5.85 | | | Chua, Zheng Yuan Terry | f | | 2128 | SIN | 0.00 | 1 | -0.12 | 15 | -1.80 | | | Chua, Hsieh Wen | | | 1780 | SIN | 0.00 | 1 | -0.51 | 15 | -7.65 | |
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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