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Individual Calculations January 2020 |
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| Haralalka, Devina Total change: -28.40 | |   |
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| 5th Singapore Amateur Chess Championship 2019 | Singapore | SGP | 2019-11-30 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1302 | 1148 | 1.00 | 5 | -0.71 | 40 | -28.40 | |
|  Teo, Hong Ming | | | 1548 * | SGP | 0.00 | 1 | -0.08 | 40 | -3.20 | | | Chan, Renjie Jonathan | | | 1335 | SGP | 0.50 | 1 | 0.24 | 40 | 9.60 | |  Chang, Cheng Hwee | | | 1548 * | SGP | 0.00 | 1 | -0.08 | 40 | -3.20 | | | Yap, Bao Rui Edric | | | 1053 | SGP | 0.50 | 1 | -0.13 | 40 | -5.20 | | | Sim, Yan Xiang Ethan | | | 1028 | SGP | 0.00 | 1 | -0.66 | 40 | -26.40 | | | * Rating difference of more than 400. Please read more at FIDE Handbook |
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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