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Individual Calculations October 2017 |
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| Ralphs, Nigel Total change: -4.80 | |   |
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| South Wales Summer Congress 2017 | Penarth | WLS | 2017-09-01 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1926 | 2048 | 3.00 | 5 | -0.24 | 20 | -4.80 | |
|  Cizek, Ondrej | | | 1847 | CZE | 0.50 | 1 | -0.26 | 20 | -5.20 | |  Choo Yin, Benjamin | | | 1702 | WLS | 1.00 | 1 | 0.11 | 20 | 2.20 | | | Morris, Gareth | | | 2063 | WLS | 0.50 | 1 | 0.02 | 20 | 0.40 | | | Bullen, Alex | | | 2049 | WLS | 0.50 | 1 | 0.00 | 20 | 0.00 | | | Ehsandar, Peter | | | 1970 | WLS | 0.50 | 1 | -0.11 | 20 | -2.20 | |
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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