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Individual Calculations January 2013 |
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| Bass, John W Total change: 7.80 | |   |
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| London Chess Classic 2012: Open | London | ENG | 2012-12-01 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2076 | 2065 | 5.00 | 9 | 0.52 | 15 | 7.80 | |
|  Arkell, Keith C | g | | 2465 * | ENG | 0.00 | 1 | -0.08 | 15 | -1.20 | |  McDonnell, James J. | | | 1912 | IRL | 0.50 | 1 | -0.20 | 15 | -3.00 | | | Othman, Mustapha | | | 1865 | NGR | 0.50 | 1 | -0.26 | 15 | -3.90 | | | O`Molloy, Eamonn | | | 1926 | IRL | 0.50 | 1 | -0.19 | 15 | -2.85 | | | Marshall, Michael | | | 1898 | DEN | 1.00 | 1 | 0.28 | 15 | 4.20 | | | Bates, Caspar J | | | 2200 | ENG | 0.50 | 1 | 0.18 | 15 | 2.70 | | | Roe, Simon J | | | 2265 | ENG | 0.00 | 1 | -0.24 | 15 | -3.60 | | | Bermingham, Tony | | | 1959 | IRL | 1.00 | 1 | 0.36 | 15 | 5.40 | | | Ilfeld, Etan | | | 2191 | ISR | 1.00 | 1 | 0.67 | 15 | 10.05 | | | * 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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