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Individual Calculations January 2010 |
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| Arkell, Keith C Total change: -1.60 | |   |
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| London Chess Classic Open | London | ENG | 2009-12-08 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2269 | 2464 | 6.50 | 9 | -0.16 | 10 | -1.60 | |
|  Sara, Valerio | | | 2072 | ITA | 1.00 | 1 | 0.08 | 10 | 0.80 | |  Taylor, Peter P | | | 2221 | ENG | 0.50 | 1 | -0.30 | 10 | -3.00 | | | Dimitrijeski, Boris | | | 2236 | GER | 0.50 | 1 | -0.29 | 10 | -2.90 | | | Maduekwe, Chiedu | | | 2182 | NGR | 1.00 | 1 | 0.16 | 10 | 1.60 | | | Hennigan, Michael T | m | | 2385 | ENG | 0.50 | 1 | -0.11 | 10 | -1.10 | | | Crouch, Colin S | m | | 2346 | ENG | 1.00 | 1 | 0.34 | 10 | 3.40 | | | Rendle, Thomas E | m | | 2382 | ENG | 0.00 | 1 | -0.61 | 10 | -6.10 | | | Rudd, Jack | m | | 2296 | ENG | 1.00 | 1 | 0.28 | 10 | 2.80 | | | Piper, Matthew S | | | 2304 | ENG | 1.00 | 1 | 0.29 | 10 | 2.90 | |
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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