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Individual Calculations May 2023 |
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| Singha, Swati Total change: 68.60 | |   |
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| 65th Southend Easter Congress - U1900 | Southend-on-Sea | ENG | 2023-04-07 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1692 | 1499 | 5.00 | 7 | 3.22 | 20 | 64.40 | |
|  Tomlinson, Zak | | | 1737 | ENG | 1.00 | 1 | 0.80 | 20 | 16.00 | |  Finnegan, Oliver | | | 1648 | ENG | 0.00 | 1 | -0.30 | 20 | -6.00 | | | Saunders, Michael | | | 1657 | ENG | 1.00 | 1 | 0.71 | 20 | 14.20 | | | Figueroa, Edison | | | 1760 | ENG | 1.00 | 1 | 0.82 | 20 | 16.40 | | | Swiatkowski, Aram | | | 1573 | ENG | 1.00 | 1 | 0.60 | 20 | 12.00 | | | Laundy, Peter R | | | 1783 | ENG | 0.00 | 1 | -0.16 | 20 | -3.20 | | | Murrell, Mark R A | | | 1689 | ENG | 1.00 | 1 | 0.75 | 20 | 15.00 | |
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) | | | | Central London Chess Congress April 2023 - Major Under 2000 | London | ENG | 2023-04-21 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1642 | 1499 | 1.50 | 4 | 0.21 | 20 | 4.20 | |
| | Chiang, Richard | | | 1624 | ENG | 1.00 | 1 | 0.67 | 20 | 13.40 | | | Ranasinghe, Kasun Anuranga | | | 1500 | SRI | 0.00 | 1 | -0.50 | 20 | -10.00 | | | Hall, Antony C | | | 1817 | ENG | 0.50 | 1 | 0.37 | 20 | 7.40 | | | Medworth, Andrew | | | 1625 | ENG | 0.00 | 1 | -0.33 | 20 | -6.60 | |
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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