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Individual Calculations September 2019 |
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| Wells, Jonathan C Total change: -12.00 | |   |
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| 106th British Championships Over 50 | Torquay | ENG | 2019-07-29 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1966 | 2004 | 3.50 | 7 | -0.34 | 20 | -6.80 | |
|  Wilson, Edgar | | | 1755 | ENG | 0.00 | 1 | -0.81 | 20 | -16.20 | |  O`neill, Paul A | | | 2086 | WLS | 0.50 | 1 | 0.11 | 20 | 2.20 | | | Gibbs, Dominic V | | | 1918 | ENG | 1.00 | 1 | 0.38 | 20 | 7.60 | | | Gibbs, Daniel C | | | 1812 | ENG | 0.50 | 1 | -0.25 | 20 | -5.00 | | | Kenning, Paul H | | | 1867 | ENG | 1.00 | 1 | 0.32 | 20 | 6.40 | | | Townsend, M Paul | | | 2233 | ENG | 0.00 | 1 | -0.21 | 20 | -4.20 | | | Goater, Kevin P | c | | 2089 | ENG | 0.50 | 1 | 0.12 | 20 | 2.40 | |
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) | | | | 106th British Championships AM Open | Torquay | ENG | 2019-07-29 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1869 | 2004 | 3.00 | 5 | -0.26 | 20 | -5.20 | |
| | Woolacott, Samuel J | | | 1876 | ENG | 0.00 | 1 | -0.67 | 20 | -13.40 | | | Burton, Nick | | | 1771 | ENG | 1.00 | 1 | 0.21 | 20 | 4.20 | | | Brown, Tom | | | 1953 | ENG | 0.50 | 1 | -0.07 | 20 | -1.40 | | | Britnell, Jonathan | | | 1604 * | ENG | 1.00 | 1 | 0.08 | 20 | 1.60 | | | Sedykh, Mikhail | | | 2143 | ENG | 0.50 | 1 | 0.19 | 20 | 3.80 | | | * 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) | | |
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