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Individual Calculations January 2010 |
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| Summerscale, Aaron P Total change: -13.40 | |   |
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| London Chess Classic Open | London | ENG | 2009-12-08 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2238 | 2449 | 5.50 | 9 | -1.34 | 10 | -13.40 | |
|  Calvert, D Ian | | | 2070 | ENG | 1.00 | 1 | 0.09 | 10 | 0.90 | |  Coleman, David J | c | | 2244 | ENG | 0.50 | 1 | -0.26 | 10 | -2.60 | | | Warman, Simon M | | | 2153 | ENG | 1.00 | 1 | 0.15 | 10 | 1.50 | | | Piper, Matthew S | | | 2304 | ENG | 0.00 | 1 | -0.69 | 10 | -6.90 | | | Taylor, Peter P | | | 2221 | ENG | 1.00 | 1 | 0.21 | 10 | 2.10 | | | Collyer, Curt D | | | 2294 | USA | 0.50 | 1 | -0.21 | 10 | -2.10 | | | Buckley, Graeme N | m | | 2388 | ENG | 0.50 | 1 | -0.08 | 10 | -0.80 | | | Roberson, Peter T | | | 2236 | ENG | 0.50 | 1 | -0.27 | 10 | -2.70 | | | Osborne, Marcus E | | | 2232 | ENG | 0.50 | 1 | -0.28 | 10 | -2.80 | |
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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