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Individual Calculations May 2015 |
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| Selby, Keith Total change: -25.60 | |   |
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| CCF EASTER CONGRESS - Open | COULSDON, LONDON | ENG | 2015-04-03 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1836 | 1436 | 0.00 | 1 | -0.08 | 20 | -1.60 | |
|  Grieve, Harry | | | 1836 * | ENG | 0.00 | 1 | -0.08 | 20 | -1.60 | | | * 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) | | | | CCF CHESS CLUB DICKY WHITE CLUB TOURNAMENT 2014-15: APRIL | COULSDON, LONDON | ENG | 2015-04-06 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1386 | 1436 | 0.50 | 3 | -1.20 | 20 | -24.00 | |
| | Nayak, Aurideep | | | 1298 | ENG | 0.50 | 1 | -0.19 | 20 | -3.80 | | | Ragavan, Soumiya | | | 1361 | ENG | 0.00 | 1 | -0.60 | 20 | -12.00 | | | Stoneman, Ian D | | | 1500 | ENG | 0.00 | 1 | -0.41 | 20 | -8.20 | |
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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