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Rapid:
Individual Calculations May 2018 |
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| Williams, Peter A Total change: -4.60 | |   |
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| CCF EASTER RAPID PLAY OPEN | London | ENG | 2018-04-02 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1939 | 2238 | 4.00 | 5 | -0.23 | 20 | -4.60 | |
|  Hutchings, Roger M | | | 1838 * | ENG | 1.00 | 1 | 0.08 | 20 | 1.60 | |  Kennedy, Craig | | | 1910 | SCO | 1.00 | 1 | 0.13 | 20 | 2.60 | | | Iyengar, Ilya | | | 2009 | ENG | 1.00 | 1 | 0.21 | 20 | 4.20 | | | Porter, Sam J | | | 1961 | ENG | 1.00 | 1 | 0.17 | 20 | 3.40 | | | Rizvi, Nasir | | | 1979 | WLS | 0.00 | 1 | -0.82 | 20 | -16.40 | | | * 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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