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Individual Calculations July 2010 |
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| Bryant, David Total change: 32.95 | |   |
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| Coulsdon League | Coulsdon | ENG | 2009-09-07 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1821 | 1678 | 4.00 | 8 | 1.48 | 25 | 37.00 | |
|  Kane, Frank | | | 1891 | ENG | 0.50 | 1 | 0.27 | 25 | 6.75 | |  Darville, Matt | | | 1895 | ENG | 1.00 | 1 | 0.78 | 25 | 19.50 | | | Court, Simon | | | 1828 | ENG | 0.00 | 1 | -0.30 | 25 | -7.50 | | | Jackson, Paul | | | 1899 | ENG | 0.00 | 1 | -0.22 | 25 | -5.50 | | | Curtis, Howard | | | 1710 | ENG | 1.00 | 1 | 0.54 | 25 | 13.50 | | | Allan, Brian | | | 1848 | SCO | 0.00 | 1 | -0.28 | 25 | -7.00 | | | Goldberg, Nathan | | | 1824 | ENG | 0.50 | 1 | 0.20 | 25 | 5.00 | | | Howes, David | | | 1670 | ENG | 1.00 | 1 | 0.49 | 25 | 12.25 | |
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) | | | NOTE: K factor changed | | Coulsdon Super League | Coulsdon | ENG | 2009-10-07 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1930 | 1678 | 0.50 | 4 | -0.27 | 15 | -4.05 | |
| | Fields, Francis | | | 1906 | ENG | 0.50 | 1 | 0.29 | 15 | 4.35 | | | Grant, David J | | | 2020 | ENG | 0.00 | 1 | -0.12 | 15 | -1.80 | | | Jackson, Paul J | | | 1899 | ENG | 0.00 | 1 | -0.22 | 15 | -3.30 | | | Darville, Matt | | | 1895 | ENG | 0.00 | 1 | -0.22 | 15 | -3.30 | |
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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