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Rapid:
Individual Calculations April 2019 |
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| Tree, Djuna Total change: 15.60 | |   |
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| 16th Golders Green FIDE Rapid Chess U105 | London | ENG | 2019-03-02 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1160 | 1293 | 3.00 | 3 | 0.99 | 20 | 19.80 | |
|  Smith, Roger N | | | 1248 | ENG | 1.00 | 1 | 0.44 | 20 | 8.80 | |  Hastilow, Sarah | | | 1049 | ENG | 1.00 | 1 | 0.20 | 20 | 4.00 | | | McGann, John | | | 1184 | ENG | 1.00 | 1 | 0.35 | 20 | 7.00 | |
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) | | | | 2nd Kingston Rapidplay Chess Tournament U120 | Kingston | ENG | 2019-03-23 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1253 | 1293 | 2.00 | 4 | -0.21 | 20 | -4.20 | |
| | Dhillon, Aaron | | | 1389 | ENG | 1.00 | 1 | 0.63 | 20 | 12.60 | | | Kapur, Gul | | | 1311 | ENG | 0.00 | 1 | -0.47 | 20 | -9.40 | | | Chang, Ean Seng | | | 1139 | FRA | 0.00 | 1 | -0.71 | 20 | -14.20 | | | Varghese, David | | | 1174 | ENG | 1.00 | 1 | 0.34 | 20 | 6.80 | |
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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