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Individual Calculations January 2013 |
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| Johansson, Toni Total change: -12.75 | |   |
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| London Chess Classic 2012: Open | London | ENG | 2012-12-01 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2152 | 2100 | 1.50 | 5 | -0.85 | 15 | -12.75 | |
|  Melkumyan, Hrant | g | | 2500 * | ARM | 0.00 | 1 | -0.08 | 15 | -1.20 | |  Fields, Francis E | | | 1933 | ENG | 1.00 | 1 | 0.28 | 15 | 4.20 | | | Pert, Richard G | m | | 2454 | ENG | 0.00 | 1 | -0.11 | 15 | -1.65 | | | Vachtfeidl, Petr | | | 1945 | CZE | 0.00 | 1 | -0.71 | 15 | -10.65 | | | Phillips, Owen S | | | 1926 | ENG | 0.50 | 1 | -0.23 | 15 | -3.45 | | | * 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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