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Individual Calculations May 2011 |
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| Pert, Richard G Total change: -5.30 | |   |
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| Southend Open 2011 | Southend | ENG | 2011-04-22 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2139 | 2457 | 5.50 | 7 | -0.53 | 10 | -5.30 | |
|  Sanders, Isaac B | | | 2057 * | ENG | 1.00 | 1 | 0.08 | 10 | 0.80 | |  Nelson, Omowale | | | 2072 | JAM | 1.00 | 1 | 0.09 | 10 | 0.90 | | | Ledger, Stephen C | | | 2060 | ENG | 1.00 | 1 | 0.08 | 10 | 0.80 | | | O`Toole, George E | | | 2152 | ENG | 0.50 | 1 | -0.36 | 10 | -3.60 | | | Walton, Alan J | c | | 2175 | ENG | 0.50 | 1 | -0.34 | 10 | -3.40 | | | Haydon, David L | | | 2247 | ENG | 0.50 | 1 | -0.27 | 10 | -2.70 | | | Spence, David J | | | 2207 | ENG | 1.00 | 1 | 0.19 | 10 | 1.90 | | | * 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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