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Individual Calculations June 2018 |
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| Howells, Chris Total change: -16.40 | |   |
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| Frome Congress Open 2018 | Frome | ENG | 2018-05-18 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1998 | 1850 | 0.50 | 3 | -0.41 | 40 | -16.40 | |
|  Krzyzanowski, Patryk | | | 2079 | POL | 0.00 | 1 | -0.21 | 40 | -8.40 | | | Waterfield, John W | | | 1942 | WLS | 0.00 | 1 | -0.37 | 40 | -14.80 | |  Gregory, Andrew M | | | 1973 | ENG | 0.50 | 1 | 0.17 | 40 | 6.80 | |
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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