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Individual Calculations July 2019 |
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| Ng, Ching Ann James Total change: -22.40 | |   |
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| 4th SG City Chess Open 2018 - Challenger | Singapore | SGP | 2019-06-07 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1034 | 1173 | 1.50 | 3 | -0.56 | 40 | -22.40 | |
|  Siddharth, Sai | | | 1034 | SGP | 0.00 | 1 | -0.69 | 40 | -27.60 | | | Chung, Ming Kin Daniel | | | 1049 | SGP | 0.50 | 1 | -0.17 | 40 | -6.80 | |  Amarnani, Adityan Vivek | | | 1020 | BRA | 1.00 | 1 | 0.30 | 40 | 12.00 | |
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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