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Individual Calculations October 2017 |
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| Turner, Joseph David Total change: -30.00 | |   |
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| South Wales Summer Congress 2017 | Penarth | WLS | 2017-09-01 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1914 | 1918 | 0.50 | 4 | -1.50 | 20 | -30.00 | |
|  Bullen, Alex | | | 2049 | WLS | 0.00 | 1 | -0.32 | 20 | -6.40 | | | Fathallah, Joe | | | 1959 | WLS | 0.00 | 1 | -0.44 | 20 | -8.80 | |  Choo Yin, Benjamin | | | 1702 | WLS | 0.00 | 1 | -0.78 | 20 | -15.60 | | | May, Adam J | | | 1944 | WLS | 0.50 | 1 | 0.04 | 20 | 0.80 | |
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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