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Rapid:
Individual Calculations April 2019 |
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| Cossins, Neil Total change: -18.60 | |   |
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| 16th Golders Green FIDE Rapid Chess U145 | London | ENG | 2019-03-02 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1450 | 1523 | 2.00 | 5 | -0.93 | 20 | -18.60 | |
|  Ball, Matthew P | | | 1669 | ENG | 0.00 | 1 | -0.30 | 20 | -6.00 | |  Usharovsky, Tom | | | 1353 | ENG | 0.00 | 1 | -0.72 | 20 | -14.40 | | | Lapidus, Alexey M. | | | 1223 | RUS | 1.00 | 1 | 0.15 | 20 | 3.00 | | | Hackett, David | | | 1540 | ENG | 0.00 | 1 | -0.48 | 20 | -9.60 | | | Bluestone, Dave J | | | 1465 | ENG | 1.00 | 1 | 0.42 | 20 | 8.40 | |
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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