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Individual Calculations November 2011 |
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| Collier, David O Total change: 37.65 | |   |
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| Ron Bruce Premier 2011 | Paignton | ENG | 2011-09-04 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2108 | 2100 | 4.00 | 7 | 0.52 | 15 | 7.80 | |
|  Hickman, John E | | | 1972 | ENG | 1.00 | 1 | 0.33 | 15 | 4.95 | |  Arkell, Keith C | g | | 2409 | ENG | 0.00 | 1 | -0.14 | 15 | -2.10 | | | Marsh, Roger D W | | | 2010 | ENG | 1.00 | 1 | 0.38 | 15 | 5.70 | | | Clark, Ian C | | | 2071 | ENG | 0.50 | 1 | -0.04 | 15 | -0.60 | | | Wynarczyk, Raymond | | | 1924 | ENG | 0.50 | 1 | -0.23 | 15 | -3.45 | | | Rosen, Daniel B | c | | 2139 | ENG | 1.00 | 1 | 0.55 | 15 | 8.25 | | | Ledger, Dave J | f | | 2228 | ENG | 0.00 | 1 | -0.33 | 15 | -4.95 | |
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 Sunningdale Open | Sunningdale | ENG | 2011-09-16 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1958 | 2100 | 1.00 | 2 | -0.38 | 15 | -5.70 | |
| | Wadsworth, Matthew J | | | 1984 | ENG | 0.50 | 1 | -0.16 | 15 | -2.40 | | | Foo, William J | | | 1931 | ENG | 0.50 | 1 | -0.22 | 15 | -3.30 | |
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) | | | | 37th Guernsey Open | Guernsey | GCI | 2011-10-16 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2148 | 2100 | 5.50 | 7 | 2.37 | 15 | 35.55 | |
| | Campbell, Eoin | | | 1885 | SCO | 1.00 | 1 | 0.23 | 15 | 3.45 | | | Hebden, Mark L | g | | 2500 * | ENG | 0.00 | 1 | -0.08 | 15 | -1.20 | | | Fassaert, Desire | | | 1930 | NED | 1.00 | 1 | 0.28 | 15 | 4.20 | | | Reijneveld, Ad | | | 2172 | NED | 1.00 | 1 | 0.60 | 15 | 9.00 | | | Goater, Kevin P | c | | 2138 | ENG | 0.50 | 1 | 0.05 | 15 | 0.75 | | | Cornelisse, John | | | 2217 | NED | 1.00 | 1 | 0.66 | 15 | 9.90 | | | Williams, Peter A | | | 2197 | ENG | 1.00 | 1 | 0.63 | 15 | 9.45 | | | * 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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