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Individual Calculations February 2013 |
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| Dydak, Mateusz Total change: -17.10 | |   |
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| London Christmas Congress Open | Harrow | ENG | 2012-12-28 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1853 | 1992 | 3.00 | 5 | -0.32 | 15 | -4.80 | |
|  Foster, Chantelle L | | | 1853 | ENG | 1.00 | 1 | 0.31 | 15 | 4.65 | |  Ronka, Erik | | | 2084 | FIN | 0.50 | 1 | 0.13 | 15 | 1.95 | | | Balaji, Ananthanarayanan | | | 1889 | ENG | 0.00 | 1 | -0.64 | 15 | -9.60 | | | Nettleton, Charlie B | | | 1845 | ENG | 0.50 | 1 | -0.20 | 15 | -3.00 | | | Rajesh, Gorak | | | 1592 * | ENG | 1.00 | 1 | 0.08 | 15 | 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) | | | | Hampstead Under 2200 FIDE Congress January 2013 | London | ENG | 2013-01-19 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1833 | 1952 | 0.50 | 2 | -0.82 | 15 | -12.30 | |
| | Fordham, Nicholas | | | 1850 | ENG | 0.00 | 1 | -0.64 | 15 | -9.60 | | | Batkin, Cyril | | | 1816 | FRA | 0.50 | 1 | -0.18 | 15 | -2.70 | |
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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