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Individual Calculations May 2017 |
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| Prior, Stephen Cv Total change: -1.80 | |   |
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| 13th 4NCL Congress Open | Wakefield | ENG | 2017-04-07 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1961 | 2082 | 3.50 | 5 | 0.24 | 20 | 4.80 | |
|  Towers, Brian | | | 1788 | ISR | 0.00 | 1 | -0.85 | 20 | -17.00 | |  Webster, Richard J | | | 1945 | ENG | 1.00 | 1 | 0.32 | 20 | 6.40 | | | Slinger, Aj (tony) | | | 1905 | ENG | 1.00 | 1 | 0.27 | 20 | 5.40 | | | Stewart, Ashley | | | 2091 | ENG | 1.00 | 1 | 0.51 | 20 | 10.20 | | | Burnett, Jim | | | 2075 | ENG | 0.50 | 1 | -0.01 | 20 | -0.20 | |
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) | | | | Central London Chess Congress Open 2017 | London | ENG | 2017-04-21 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1939 | 2082 | 3.00 | 5 | -0.33 | 20 | -6.60 | |
| | Jones, Tibor | | | 1874 | SCO | 0.50 | 1 | -0.27 | 20 | -5.40 | | | Ortolani, Paolo | | | 1682 * | ITA | 1.00 | 1 | 0.08 | 20 | 1.60 | | | McKerracher, Douglas | | | 1941 | SCO | 1.00 | 1 | 0.31 | 20 | 6.20 | | | Villiers, Thomas | | | 2166 | ENG | 0.00 | 1 | -0.38 | 20 | -7.60 | | | Garcia Hernandez, Oscar | | | 2034 | ESP | 0.50 | 1 | -0.07 | 20 | -1.40 | | | * 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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