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Individual Calculations February 2020 |
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| Ireland, David J Total change: 8.00 | |   |
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| Shropshire Chess Congress 2020 Open | Telford | ENG | 2020-01-03 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2122 | 1961 | 2.00 | 4 | 0.73 | 20 | 14.60 | |
|  Gordon, Stephen J | g | | 2361 * | ENG | 0.00 | 1 | -0.08 | 20 | -1.60 | |  Ali, Golam S | | | 1824 | ENG | 1.00 | 1 | 0.32 | 20 | 6.40 | | | Richardson, Alex | | | 2128 | ENG | 1.00 | 1 | 0.72 | 20 | 14.40 | | | Sygnowski, Tomasz | | | 2173 | POL | 0.00 | 1 | -0.23 | 20 | -4.60 | | | * 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) | | | | 2019/20 4NCL Div 4 Rounds 3 - 4 | Maidenhead | ENG | 2020-01-11 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1841 | 1961 | 1.00 | 2 | -0.33 | 20 | -6.60 | |
| | Lewis, Stephen | | | 1859 | ENG | 0.00 | 1 | -0.64 | 20 | -12.80 | | | Zheng, Harry Z | | | 1823 | ENG | 1.00 | 1 | 0.31 | 20 | 6.20 | |
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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