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Individual Calculations January 2020 |
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| Percivaldi, Martin Total change: 17.20 | |   |
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| 11th CSC London Chess Classic: FIDE Open | London | ENG | 2019-11-29 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2307 | 2384 | 7.00 | 9 | 1.72 | 10 | 17.20 | |
|  Millward, Kevin P | | | 1984 * | ENG | 1.00 | 1 | 0.08 | 10 | 0.80 | |  Stanisz, Patryk | | | 2139 | POL | 1.00 | 1 | 0.20 | 10 | 2.00 | | | Aravindh, Chithambaram Vr | g | | 2605 | IND | 0.00 | 1 | -0.22 | 10 | -2.20 | | | Hill, Alistair | | | 2193 | ENG | 0.50 | 1 | -0.25 | 10 | -2.50 | | | Osborne, Marcus E | | | 2166 | ENG | 1.00 | 1 | 0.22 | 10 | 2.20 | | | Lee, Qing Aun | f | | 2228 | SGP | 1.00 | 1 | 0.29 | 10 | 2.90 | | | Maze, Sebastien | g | | 2541 | FRA | 0.50 | 1 | 0.21 | 10 | 2.10 | | | Pert, Richard G | m | | 2436 | ENG | 1.00 | 1 | 0.57 | 10 | 5.70 | | | Song, Raymond | m | | 2468 | TPE | 1.00 | 1 | 0.62 | 10 | 6.20 | | | * 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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