Individual Calculations March 2015 |
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Tomboline, David Total change: 14.40 | | ![Rating chart](/imga/chart.gif) ![Personal card](/imga/card.gif) |
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2015 Welsh Winter Open | Penarth | WLS | 2015-01-30 |
Rc | Ro | w | n | change | K | K*chg | Game |
1945 | 1959 | 2.50 | 4 | 0.36 | 40 | 14.40 | |
| Rovaretti, David | | | 1643 | WLS | 1.00 | 1 | 0.13 | 40 | 5.20 | | Jones, Richard S. | m | | 2359 * | WLS | 0.00 | 1 | -0.08 | 40 | -3.20 | | Thomas, Roy | | | 1827 | WLS | 0.50 | 1 | -0.18 | 40 | -7.20 | | James, Dai | | | 1950 | WLS | 1.00 | 1 | 0.49 | 40 | 19.60 | | * Rating difference of more than 400. Please read more at FIDE Handbook | 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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