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Individual Calculations November 2017 |
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| Musson, Adam J Total change: -19.40 | |   |
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| 2017 South Wales Autumn Open | Pencoed | WLS | 2017-10-13 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1894 | 2049 | 1.50 | 4 | -1.25 | 20 | -25.00 | |
|  Turner, Joseph David | | | 1888 | WLS | 0.00 | 1 | -0.71 | 20 | -14.20 | |  Van Kemenade, Julie | | | 1694 | WLS | 1.00 | 1 | 0.11 | 20 | 2.20 | | | May, Adam J | | | 1935 | WLS | 0.00 | 1 | -0.66 | 20 | -13.20 | | | Brown, Thomas | | | 2059 | WLS | 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) | | | | Welsh Chess Premier League 2017/18 Round 1 | Various | WLS | 2017-10-22 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2266 | 2049 | 0.50 | 1 | 0.28 | 20 | 5.60 | |
| | Williams, A. Howard | f | | 2266 | WLS | 0.50 | 1 | 0.28 | 20 | 5.60 | |
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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