Individual Calculations July 2016 |
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Roebuck, Derek Total change: 2.60 | | ![Rating chart](/imga/chart.gif) ![Personal card](/imga/card.gif) |
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40th Hampstead Weekend Congress Under 2200 | London | ENG | 2016-06-11 |
Rc | Ro | w | n | change | K | K*chg | Game |
1761 | 1726 | 1.50 | 3 | 0.13 | 20 | 2.60 | |
| Tomy, Jeff | | | 1512 | ENG | 1.00 | 1 | 0.23 | 20 | 4.60 | | Hilton, Tim | | | 1787 | ENG | 0.50 | 1 | 0.08 | 20 | 1.60 | | Penna, Tommaso | | | 1983 | ITA | 0.00 | 1 | -0.18 | 20 | -3.60 | | 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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