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Individual Calculations September 2019 |
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| Gray, David Total change: 52.40 | |   |
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| Jessie Gilbert Celebration International Festival -Elite Swisses Elite Challenge | London | ENG | 2019-08-19 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1158 | 1037 | 2.50 | 4 | 1.07 | 40 | 42.80 | |
|  Charles, Gregory M | | | 1352 | ENG | 0.00 | 1 | -0.14 | 40 | -5.60 | |  Shoulders, Andrew M | | | 1018 | ENG | 1.00 | 1 | 0.47 | 40 | 18.80 | | | Wimble, Garry | | | 1040 | ENG | 1.00 | 1 | 0.50 | 40 | 20.00 | | | Gold, Harry | | | 1222 | ENG | 0.50 | 1 | 0.24 | 40 | 9.60 | |
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) | | | | Jessie Gilbert Celebration International Festival - Sections for All B | London | ENG | 2019-08-20 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1131 | 1037 | 1.00 | 2 | 0.24 | 40 | 9.60 | |
| | Gold, Harry | | | 1222 | ENG | 1.00 | 1 | 0.74 | 40 | 29.60 | | | Wimble, Garry | | | 1040 | ENG | 0.00 | 1 | -0.50 | 40 | -20.00 | |
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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