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Individual Calculations May 2015 |
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| Pert, Richard G Total change: -1.20 | |   |
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| 59th Southend Chess Congress | Southend-on-Sea | ENG | 2015-04-03 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2305 | 2443 | 4.50 | 7 | -0.12 | 10 | -1.20 | |
|  Kalaiyalahan, Akshaya | | | 2074 | ENG | 1.00 | 1 | 0.10 | 10 | 1.00 | |  Hill, Alistair | | | 2126 | ENG | 0.50 | 1 | -0.37 | 10 | -3.70 | | | Walton, Alan J | c | | 2198 | ENG | 1.00 | 1 | 0.20 | 10 | 2.00 | | | Ledger, Dave J | f | | 2230 | ENG | 1.00 | 1 | 0.23 | 10 | 2.30 | | | Berkes, Ferenc | g | | 2661 | HUN | 0.50 | 1 | 0.28 | 10 | 2.80 | | | Vakhidov, Jahongir | g | | 2524 | UZB | 0.00 | 1 | -0.39 | 10 | -3.90 | | | Merry, Alan B | f | | 2320 | ENG | 0.50 | 1 | -0.17 | 10 | -1.70 | |
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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