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Rapid:
Individual Calculations April 2019 |
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| Haddock, Paul Total change: 12.20 | |   |
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| 16th Golders Green FIDE Rapid Chess U170 | London | ENG | 2019-03-02 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1593 | 1376 | 1.00 | 3 | 0.27 | 20 | 5.40 | |
|  Usharovsky, Ron | | | 1662 | ENG | 0.00 | 1 | -0.16 | 20 | -3.20 | |  Jacob, Sydney J | | | 1690 | ENG | 0.00 | 1 | -0.14 | 20 | -2.80 | | | Singha, Swati | | | 1427 | IND | 1.00 | 1 | 0.57 | 20 | 11.40 | |
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) | | | | 2nd Kingston Rapidplay Chess Tournament U160 | Kingston | ENG | 2019-03-23 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1477 | 1376 | 1.50 | 3 | 0.34 | 20 | 6.80 | |
| | Jacob, Sydney J | | | 1690 | ENG | 0.00 | 1 | -0.14 | 20 | -2.80 | | | Khoury, Theo | | | 1276 | ENG | 0.50 | 1 | -0.14 | 20 | -2.80 | | | Song, Anwen | | | 1466 | ENG | 1.00 | 1 | 0.62 | 20 | 12.40 | |
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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