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Individual Calculations May 2017 |
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| Bryant, Richard Be Total change: -10.40 | |   |
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| The Polar Capital Open | St Clement, Jersey | JCI | 2017-04-01 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1980 | 1984 | 2.50 | 8 | -1.67 | 20 | -33.40 | |
|  Hebden, Mark L | g | | 2384 * | ENG | 0.00 | 1 | -0.08 | 20 | -1.60 | |  Sikkel, Dirk | | | 1947 | NED | 0.50 | 1 | -0.05 | 20 | -1.00 | | | Spanton, Tim R | | | 1927 | ENG | 0.00 | 1 | -0.58 | 20 | -11.60 | | | Forbes, Garry | c | | 1898 | JCI | 0.50 | 1 | -0.12 | 20 | -2.40 | | | Boxall, Graham | | | 1993 | JCI | 1.00 | 1 | 0.51 | 20 | 10.20 | | | Webster, Jim J | | | 1807 | SCO | 0.50 | 1 | -0.23 | 20 | -4.60 | | | Hickman, John E | | | 1897 | ENG | 0.00 | 1 | -0.62 | 20 | -12.40 | | | Kirby, Peter J. | c | | 1985 | GCI | 0.00 | 1 | -0.50 | 20 | -10.00 | | | * 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) | | | | 70th West of England Chess Union Congress Open | Exmouth | ENG | 2017-04-14 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2109 | 1984 | 3.50 | 7 | 1.15 | 20 | 23.00 | |
| | Braun, Walter | f | | 2160 | AUT | 1.00 | 1 | 0.73 | 20 | 14.60 | | | McMichael, Richard J | c | | 2230 | ENG | 1.00 | 1 | 0.81 | 20 | 16.20 | | | Bolt, Graham | | | 2066 | ENG | 0.00 | 1 | -0.39 | 20 | -7.80 | | | Crombleholme, Alan K | | | 2019 | ENG | 0.50 | 1 | 0.05 | 20 | 1.00 | | | Dilleigh, Stephen P | | | 2041 | ENG | 0.50 | 1 | 0.08 | 20 | 1.60 | | | Mackle, Dominic | | | 2202 | ENG | 0.50 | 1 | 0.28 | 20 | 5.60 | | | Krzyzanowski, Patryk | | | 2048 | POL | 0.00 | 1 | -0.41 | 20 | -8.20 | |
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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