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Individual Calculations July 2010 |
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| Curtis, Howard Total change: -3.45 | |   |
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| Coulsdon League | Coulsdon | ENG | 2009-09-07 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1816 | 1710 | 1.50 | 7 | -1.02 | 15 | -15.30 | |
|  Howes, David | | | 1670 | ENG | 0.50 | 1 | -0.06 | 15 | -0.90 | |  Allan, Brian | | | 1848 | SCO | 0.00 | 1 | -0.31 | 15 | -4.65 | | | Jackson, Paul | | | 1899 | ENG | 0.00 | 1 | -0.25 | 15 | -3.75 | | | Bryant, David | | | 1678 | ENG | 0.00 | 1 | -0.54 | 15 | -8.10 | | | Kane, Frank | | | 1891 | ENG | 0.00 | 1 | -0.26 | 15 | -3.90 | | | Court, Simon | | | 1828 | ENG | 0.00 | 1 | -0.34 | 15 | -5.10 | | | Darville, Matt | | | 1895 | ENG | 1.00 | 1 | 0.74 | 15 | 11.10 | |
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) | | | | Coulsdon Super League | Coulsdon | ENG | 2009-10-07 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1983 | 1710 | 1.50 | 4 | 0.79 | 15 | 11.85 | |
| | Cohen, Ronnie | | | 1930 | ENG | 0.00 | 1 | -0.22 | 15 | -3.30 | | | Rich, Mark C | c | | 2110 * | ENG | 0.00 | 1 | -0.08 | 15 | -1.20 | | | Crichton, Martin | | | 2001 | IRL | 0.50 | 1 | 0.35 | 15 | 5.25 | | | Kane, Frank G | | | 1891 | ENG | 1.00 | 1 | 0.74 | 15 | 11.10 | | | * 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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