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Individual Calculations May 2013 |
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| Liang, Jake Z Total change: 47.40 | |   |
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| UK Chess Academy Easter 2013 Congress Open | London | ENG | 2013-03-29 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1955 | 1648 | 2.00 | 5 | 1.14 | 30 | 34.20 | |
|  Wadsworth, Matthew J | | | 2048 * | ENG | 0.00 | 1 | -0.08 | 30 | -2.40 | |  Foster, Timothy | | | 1646 | ENG | 1.00 | 1 | 0.50 | 30 | 15.00 | | | Basman, Michael J | m | | 2048 * | ENG | 0.00 | 1 | -0.08 | 30 | -2.40 | | | Malhotra, Tarun | | | 1984 | ENG | 1.00 | 1 | 0.88 | 30 | 26.40 | | | Sarakauskas, Gediminas | m | | 2048 * | LTU | 0.00 | 1 | -0.08 | 30 | -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) | | | NOTE: K factor changed | | Hampstead Under 2200 FIDE Congress April 2013 | London | ENG | 2013-04-20 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1994 | 1691 | 1.50 | 4 | 0.88 | 15 | 13.20 | |
| | Lalic, Peter | | | 2091 * | ENG | 0.50 | 1 | 0.42 | 15 | 6.30 | | | Millward, David J | | | 2035 | ENG | 0.50 | 1 | 0.38 | 15 | 5.70 | | | Tobisch, John | | | 1926 | GER | 0.50 | 1 | 0.29 | 15 | 4.35 | | | Dydak, Mateusz | | | 1924 | CAN | 0.00 | 1 | -0.21 | 15 | -3.15 | | | * 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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