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Individual Calculations September 2019 |
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| O`neill, Paul A Total change: -34.00 | |   |
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| 106th British Championships Over 50 | Torquay | ENG | 2019-07-29 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1952 | 2086 | 0.50 | 2 | -0.85 | 40 | -34.00 | |
|  Spanton, Tim R | | | 1900 | ENG | 0.00 | 1 | -0.74 | 40 | -29.60 | |  Wells, Jonathan C | | | 2004 | ENG | 0.50 | 1 | -0.11 | 40 | -4.40 | |
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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