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Individual Calculations July 2010 |
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| Regan, Natasha K Total change: -21.15 | |   |
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| Four Nations Chess League (4NCL) | Various | ENG | 2009-10-24 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1935 | 2174 | 2.50 | 5 | -1.41 | 15 | -21.15 | |
|  Donovan, Nigel P | | | 2059 | ENG | 0.50 | 1 | -0.16 | 15 | -2.40 | | | Chevannes, Sabrina L | | wf | 2062 | ENG | 0.00 | 1 | -0.65 | 15 | -9.75 | | | Wilson, Julie C | | | 1890 | WLS | 1.00 | 1 | 0.16 | 15 | 2.40 | |  Daley, Eugene | | | 1774 * | ENG | 0.00 | 1 | -0.92 | 15 | -13.80 | | | Wilson, Julie C | | | 1890 | WLS | 1.00 | 1 | 0.16 | 15 | 2.40 | | | * 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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