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Individual Calculations January 2020 |
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| Mellor, Jessica Total change: 28.40 | |   |
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| 11th CSC London Chess Classic: Weekend Under 2050 | London | ENG | 2019-11-29 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1904 | 1605 | 1.50 | 4 | 0.89 | 40 | 35.60 | |
|  Zhu, Yaoyao | | | 1901 | ENG | 0.50 | 1 | 0.35 | 40 | 14.00 | |  Dupre, Paul D | | | 2001 | ENG | 1.00 | 1 | 0.92 | 40 | 36.80 | | | Patel, Devan | | | 1879 | ENG | 0.00 | 1 | -0.17 | 40 | -6.80 | | | Dhemrait, Jagdeep | | | 1834 | ENG | 0.00 | 1 | -0.21 | 40 | -8.40 | |
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) | | | | 12th Northwick Park Five Round Congress Open 2019 | London | ENG | 2019-12-14 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1831 | 1605 | 0.50 | 3 | -0.18 | 40 | -7.20 | |
| | Tombolis, Christopher | | | 1875 | ENG | 0.50 | 1 | 0.33 | 40 | 13.20 | | | Nayak, Raghav | | | 1914 | ENG | 0.00 | 1 | -0.14 | 40 | -5.60 | | | Ong, Weng Yan | | | 1703 | MAS | 0.00 | 1 | -0.37 | 40 | -14.80 | |
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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