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Individual Calculations August 2013 |
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| Cooksey, Paul S Total change: 13.35 | |   |
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| e2e4 Sunningdale Open July 2013 | Sunningdale | ENG | 2013-07-05 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2125 | 2293 | 3.00 | 4 | 0.13 | 15 | 1.95 | |
|  Martin, Lewis | | | 2043 | ENG | 1.00 | 1 | 0.19 | 15 | 2.85 | |  Jackson, James P | | | 2230 | ENG | 0.50 | 1 | -0.09 | 15 | -1.35 | | | Atako, Chino C | | | 2090 | ENG | 1.00 | 1 | 0.24 | 15 | 3.60 | | | Wadsworth, Matthew J | | | 2136 | ENG | 0.50 | 1 | -0.21 | 15 | -3.15 | |
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) | | | | South Wales International 2013 | Penarth | WLS | 2013-07-14 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2214 | 2293 | 6.00 | 9 | 0.76 | 15 | 11.40 | |
| | Rodriguez, Juan Talavera | | | 1967 | WLS | 1.00 | 1 | 0.13 | 15 | 1.95 | | | Hawkins, Jonathan | m | | 2517 | ENG | 0.50 | 1 | 0.28 | 15 | 4.20 | | | Freeland, Alex | | | 1893 * | WLS | 1.00 | 1 | 0.08 | 15 | 1.20 | | | Bryant, Richard B E | | | 1934 | ENG | 1.00 | 1 | 0.10 | 15 | 1.50 | | | Petrov, Marijan | g | | 2478 | BUL | 0.00 | 1 | -0.26 | 15 | -3.90 | | | Braun, Walter | f | | 2236 | AUT | 1.00 | 1 | 0.42 | 15 | 6.30 | | | Arkell, Keith C | g | | 2444 | ENG | 0.00 | 1 | -0.30 | 15 | -4.50 | | | Marusenko, Petr | m | | 2223 | UKR | 1.00 | 1 | 0.40 | 15 | 6.00 | | | Kett, Tim | | | 2230 | WLS | 0.50 | 1 | -0.09 | 15 | -1.35 | | | * 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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