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Individual Calculations January 2019 |
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| Wells, Jonathan C Total change: -4.60 | |   |
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| 12th Northwick Park Five Round Congress Open | Harrow | ENG | 2018-12-15 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1953 | 1983 | 2.50 | 5 | -0.23 | 20 | -4.60 | |
|  Lovell, William Pm | | | 1767 | ENG | 1.00 | 1 | 0.22 | 20 | 4.40 | |  Warman, Simon M | | | 2061 | ENG | 0.50 | 1 | 0.11 | 20 | 2.20 | | | Sheerin, Alex | | | 1831 | ENG | 0.00 | 1 | -0.70 | 20 | -14.00 | | | Bigg, Andrew J | f | | 2273 | ENG | 0.00 | 1 | -0.16 | 20 | -3.20 | | | Rubeck, Jonathan | | | 1833 | ENG | 1.00 | 1 | 0.30 | 20 | 6.00 | |
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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