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Individual Calculations July 2010 |
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| Marsh, Roger D W Total change: -37.50 | |   |
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| Four Nations Chess League (4NCL) | Various | ENG | 2009-10-24 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2078 | 2074 | 1.50 | 3 | 0.01 | 15 | 0.15 | |
|  Stille, Alexander M | | | 2054 | ENG | 1.00 | 1 | 0.47 | 15 | 7.05 | |  Dilleigh, Stephen P | | | 2120 | ENG | 0.50 | 1 | 0.06 | 15 | 0.90 | | | Freeman, Richard C P | | | 2061 | ENG | 0.00 | 1 | -0.52 | 15 | -7.80 | |
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) | | | | e2e4.org.uk Sunningdale Congress | Sunningdale, Berkshire | ENG | 2010-05-28 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1934 | 2067 | 1.50 | 6 | -2.51 | 15 | -37.65 | |
| | Shepley, Julien M | | | 2022 | ENG | 0.00 | 1 | -0.56 | 15 | -8.40 | | | Tart, Peter K | | | 2014 | ENG | 1.00 | 1 | 0.43 | 15 | 6.45 | | | James, Stephen B | | | 1991 | WLS | 0.50 | 1 | -0.10 | 15 | -1.50 | | | Millward, Kevin P | | | 1968 | ENG | 0.00 | 1 | -0.64 | 15 | -9.60 | | | Foo, William | | | 1818 | ENG | 0.00 | 1 | -0.81 | 15 | -12.15 | | | Brookfield, Toby | c | | 1791 | GCI | 0.00 | 1 | -0.83 | 15 | -12.45 | |
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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