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Individual Calculations September 2019 |
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| Chakanyuka, Charles Total change: 17.40 | |   |
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| 74th Hampstead FIDE Chess Congress U2200 | London | ENG | 2019-08-10 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1772 | 2019 | 4.50 | 5 | 0.60 | 20 | 12.00 | |
|  Sanitt, Ethan | | | 1752 | ENG | 1.00 | 1 | 0.18 | 20 | 3.60 | |  Merriman, James | | | 1852 | ENG | 1.00 | 1 | 0.28 | 20 | 5.60 | | | Valjee, Ashir | | | 1619 * | ENG | 0.50 | 1 | -0.42 | 20 | -8.40 | | | Clarke, Connor | | | 1644 | ENG | 1.00 | 1 | 0.09 | 20 | 1.80 | | | Bak, Andrew | | | 1994 | ENG | 1.00 | 1 | 0.47 | 20 | 9.40 | | | * 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) | | | | 55th Berks & Bucks Chess Congress Championship | Maidenhead | ENG | 2019-08-24 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1987 | 2019 | 3.50 | 6 | 0.27 | 20 | 5.40 | |
| | Borland, Scott | | | 1782 | ENG | 0.50 | 1 | -0.30 | 20 | -6.00 | | | Peters, Stephen G | | | 2027 | ENG | 1.00 | 1 | 0.51 | 20 | 10.20 | | | Hand, Freddie | | | 2142 | ENG | 1.00 | 1 | 0.67 | 20 | 13.40 | | | Nettleton, Charlie B | | | 2045 | ENG | 0.00 | 1 | -0.46 | 20 | -9.20 | | | Varney, Zoe | | | 1975 | ENG | 0.00 | 1 | -0.56 | 20 | -11.20 | | | Fathallah, Joe | | | 1952 | WLS | 1.00 | 1 | 0.41 | 20 | 8.20 | |
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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