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Individual Calculations February 2013 |
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| Hayward, Alan Total change: -36.90 | |   |
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| London Christmas Congress Open | Harrow | ENG | 2012-12-28 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1924 | 1960 | 1.50 | 5 | -1.12 | 15 | -16.80 | |
|  Rajesh, Gorak | | | 1560 * | ENG | 1.00 | 1 | 0.08 | 15 | 1.20 | |  Coates, David H | | | 2063 | ENG | 0.50 | 1 | 0.14 | 15 | 2.10 | | | Ronka, Erik | | | 2084 | FIN | 0.00 | 1 | -0.33 | 15 | -4.95 | | | Patel, Shyamal C | | | 1959 | ENG | 0.00 | 1 | -0.50 | 15 | -7.50 | | | Burke, Mitchell R | | | 1952 | ENG | 0.00 | 1 | -0.51 | 15 | -7.65 | | | * 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 |
| 1740 | 1962 | 1.00 | 3 | -1.34 | 15 | -20.10 | |
| | Georgiev, Ivan | | | 1768 | BUL | 0.00 | 1 | -0.75 | 15 | -11.25 | | | Haridas, Girinath | | | 1773 | ENG | 0.00 | 1 | -0.75 | 15 | -11.25 | | | Vir, Prahast | | | 1679 | ENG | 1.00 | 1 | 0.16 | 15 | 2.40 | |
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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