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Individual Calculations January 2012 |
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| Osborne, Marcus E Total change: 8.55 | |   |
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| e2e4 Brighton Open | Brighton | ENG | 2011-11-25 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2025 | 2246 | 2.50 | 3 | 0.18 | 15 | 2.70 | |
|  Savage, Nicholas W | | | 2085 | ENG | 1.00 | 1 | 0.29 | 15 | 4.35 | | | Craft, Isaac | | | 1939 | ENG | 0.50 | 1 | -0.36 | 15 | -5.40 | |  Piper, Stephen J | | | 2052 | ENG | 1.00 | 1 | 0.25 | 15 | 3.75 | |
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) | | | | London Chess Classic 2011: Open | London | ENG | 2011-12-03 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2179 | 2246 | 5.00 | 8 | 0.39 | 15 | 5.85 | |
| | Pleininger, Rudolf | | | 1939 | SUI | 1.00 | 1 | 0.14 | 15 | 2.10 | | | Tortorella, Giancarlo | | | 1846 * | ITA | 0.50 | 1 | -0.42 | 15 | -6.30 | | | Svaralova, Monika | | | 2025 | SVK | 1.00 | 1 | 0.22 | 15 | 3.30 | | | Buckley, Graeme N | m | | 2383 | ENG | 0.00 | 1 | -0.32 | 15 | -4.80 | | | McKenna, Jason P | | | 2110 | ENG | 1.00 | 1 | 0.32 | 15 | 4.80 | | | Nandhidhaa, Pv | | | 2139 | IND | 1.00 | 1 | 0.35 | 15 | 5.25 | | | Pert, Nicholas | g | | 2563 | ENG | 0.50 | 1 | 0.37 | 15 | 5.55 | | | Cox, John J | m | | 2423 | ENG | 0.00 | 1 | -0.27 | 15 | -4.05 | | | * 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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