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Individual Calculations April 2015 |
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| Twitchell, David J Total change: 13.60 | |   |
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| Polar Capital Jersey open | St. Clement | JCI | 2015-03-15 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2148 | 1972 | 2.50 | 6 | 0.68 | 20 | 13.60 | |
|  Gourlay, Iain | f | | 2372 * | SCO | 0.00 | 1 | -0.08 | 20 | -1.60 | |  Krasenkova, Ilena | | wm | 2083 | RUS | 0.00 | 1 | -0.35 | 20 | -7.00 | | | Bamber, Elaine | | wf | 2085 | SCO | 1.00 | 1 | 0.65 | 20 | 13.00 | | | Kahn, Tito | | | 1957 | JCI | 1.00 | 1 | 0.48 | 20 | 9.60 | | | Houska, Jovanka | m | wg | 2372 * | ENG | 0.00 | 1 | -0.08 | 20 | -1.60 | | | Wojciechowski, Paul | c | | 2018 | JCI | 0.50 | 1 | 0.06 | 20 | 1.20 | | | * 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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