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Individual Calculations July 2023 |
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| Jackson, Paul G Total change: -9.00 | |   |
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| Coulsdon Chess Summer Cup 2023 - U2000 Round 1 - June | Coulsdon | ENG | 2023-06-05 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1608 | 1600 | 1.50 | 4 | -0.45 | 20 | -9.00 | |
|  Kumar, Sachin | | | 1462 | ENG | 1.00 | 1 | 0.31 | 20 | 6.20 | |  Rosenbach, Martin | | | 1732 | ENG | 0.00 | 1 | -0.32 | 20 | -6.40 | | | Kilambi, Venkata Ananth Akshay | | | 1569 | ENG | 0.50 | 1 | -0.04 | 20 | -0.80 | | | Darville, Matt | | | 1670 | ENG | 0.00 | 1 | -0.40 | 20 | -8.00 | |
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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