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Individual Calculations January 2013 |
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| Simons, Martin J Total change: 4.05 | |   |
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| London Chess Classic 2012: Weekend B Open | London | ENG | 2012-12-07 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2116 | 2155 | 2.50 | 4 | 0.27 | 15 | 4.05 | |
|  Wells, Jonathan C | | | 2017 | ENG | 0.50 | 1 | -0.19 | 15 | -2.85 | |  Prior, Stephen C V | | | 2023 | ENG | 1.00 | 1 | 0.32 | 15 | 4.80 | | | Nelson, Omowale | | | 2049 | JAM | 1.00 | 1 | 0.36 | 15 | 5.40 | | | Hetey, Laszlo, Dr. | m | | 2373 | GER | 0.00 | 1 | -0.22 | 15 | -3.30 | |
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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