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Individual Calculations April 2009 |
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| Whitfield, Craig M Total change: 9.75 | |   |
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| Gibraltar Master 2009 | Gibraltar | ENG | 2009-01-27 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1967 | 1942 | 1.00 | 2 | 0.07 | 25 | 1.75 | |
|  Reuben, Stewart | c | | 2113 | ENG | 1.00 | 1 | 0.73 | 25 | 18.25 | |  Yarur Elsaca, Daniel | | | 1821 | CHI | 0.00 | 1 | -0.66 | 25 | -16.50 | |
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) | | | | Gibraltar Challengers 2 2009 | Gibraltar | ENG | 2009-02-01 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2098 | 1942 | 1.50 | 4 | 0.32 | 25 | 8.00 | |
| | Almond, Richard J | | | 2126 | ENG | 1.00 | 1 | 0.74 | 25 | 18.50 | | | Hagen, Anders Gjerdrum | | | 2110 | NOR | 0.00 | 1 | -0.28 | 25 | -7.00 | | | Machin Arbelo, Pedro Alexi | | | 2134 | ESP | 0.00 | 1 | -0.25 | 25 | -6.25 | | | Hamer, Martyn | | | 2022 | ENG | 0.50 | 1 | 0.11 | 25 | 2.75 | |
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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