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Individual Calculations December 2017 |
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| Koh, Wei Jie Isaac Total change: -26.80 | |   |
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| 34th National Age Group Chess Championships 2017 - Open Under-12 | Singapore | SGP | 2017-11-22 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1388 | 1169 | 0.00 | 3 | -0.67 | 40 | -26.80 | |
|  Hema, Keertana Vemuri | | | 1431 | IND | 0.00 | 1 | -0.18 | 40 | -7.20 | | | Chen, Kai-Chun | | | 1377 | TPE | 0.00 | 1 | -0.23 | 40 | -9.20 | | | Chan, Wei Shyan Timothy | | | 1356 | SGP | 0.00 | 1 | -0.26 | 40 | -10.40 | |
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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