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Individual Calculations January 2020 |
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| Tan, Yi Rui Ray Total change: 44.00 | |   |
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| 5th Singapore Amateur Chess Championship 2019 | Singapore | SGP | 2019-11-30 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1452 | 1272 | 0.50 | 4 | -0.68 | 40 | -27.20 | |
|  Cai, Mingzhe | | | 1623 | SGP | 0.00 | 1 | -0.11 | 40 | -4.40 | |  Kow, Weiliang Bryan | | | 1501 | SGP | 0.50 | 1 | 0.29 | 40 | 11.60 | | | Tang, Yiheng | | | 1601 | SGP | 0.00 | 1 | -0.12 | 40 | -4.80 | | | Tay, Yi Xiang | | | 1084 | SGP | 0.00 | 1 | -0.74 | 40 | -29.60 | |
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) | | | | 11th Penang Heritage City International Chess Open 2019 (Challenger) | Georgetown, Penang | MAS | 2019-12-09 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1586 | 1309 | 3.00 | 6 | 1.78 | 40 | 71.20 | |
| | Zulkifli, Muhd Hafizuddin | | | 1683 | MAS | 0.50 | 1 | 0.40 | 40 | 16.00 | | | Mohd Saprin, Amir Muqqri | | | 1665 | MAS | 0.50 | 1 | 0.39 | 40 | 15.60 | | | Aminuddin, Muhd Faqih | | | 1696 | MAS | 0.50 | 1 | 0.41 | 40 | 16.40 | | | Kimbin, Richard Conrod | | | 1688 | MAS | 0.50 | 1 | 0.41 | 40 | 16.40 | | | Ami Ardi, Muhd Afiq Affandi | | | 1617 | MAS | 0.00 | 1 | -0.14 | 40 | -5.60 | | | Vivaan, Amarnani | | | 1164 | IND | 1.00 | 1 | 0.31 | 40 | 12.40 | |
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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