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Individual Calculations April 2024 |
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| Waddington, Mike P Total change: 30.00 | |   |
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| 5th Simon Bartlett Memorial Congress Torquay - Open Section | Torquay | ENG | 2024-03-01 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1999 | 1951 | 3.50 | 5 | 1.33 | 20 | 26.60 | |
|  Punnett, Alan K | | | 2062 | ENG | 0.50 | 1 | 0.15 | 20 | 3.00 | |  Bolt, Graham | | | 1980 | ENG | 1.00 | 1 | 0.54 | 20 | 10.80 | | | Brusey, Alan W | | | 2001 | ENG | 0.50 | 1 | 0.07 | 20 | 1.40 | | | Roberts, David L | | | 1972 | ENG | 1.00 | 1 | 0.53 | 20 | 10.60 | | | Rosen, Daniel B | c | | 1981 | ENG | 0.50 | 1 | 0.04 | 20 | 0.80 | |
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) | | | | Inaugural Wells Chess Congress | Wells | ENG | 2024-03-08 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2037 | 1951 | 3.00 | 5 | 0.95 | 20 | 19.00 | |
| | May, Adam J | | | 1899 | WLS | 1.00 | 1 | 0.43 | 20 | 8.60 | | | Matlak, Oleksandr | | | 2142 | UKR | 1.00 | 1 | 0.75 | 20 | 15.00 | | | Arkell, Keith C | g | | 2351 * | ENG | 0.00 | 1 | -0.08 | 20 | -1.60 | | | Zhu, Pengxiao | | | 1868 | ENG | 0.00 | 1 | -0.61 | 20 | -12.20 | | | Waterfield, John W | | | 1924 | WLS | 1.00 | 1 | 0.46 | 20 | 9.20 | | | * 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) | | | | 2023-24 4NCL Division 3 Knights Rounds 7-8 | Telford | ENG | 2024-03-16 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2030 | 1951 | 0.00 | 2 | -0.78 | 20 | -15.60 | |
| | Young, Alan | | | 2028 | WLS | 0.00 | 1 | -0.39 | 20 | -7.80 | | | Scott, David A | | | 2032 | ENG | 0.00 | 1 | -0.39 | 20 | -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) | | |
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