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Individual Calculations February 2018 |
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| Rubeck, Jonathan Total change: -25.60 | |   |
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| London Junior Chess Championships Christmas Major 2017 | London | ENG | 2017-12-28 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1718 | 1839 | 2.00 | 3 | 0.01 | 20 | 0.20 | |
|  Filippone, Andrea | | | 1646 | ITA | 1.00 | 1 | 0.25 | 20 | 5.00 | |  Desmedt, Richard | | | 1806 | ENG | 0.50 | 1 | -0.05 | 20 | -1.00 | | | Paleri, Adithya P | | | 1701 | ENG | 0.50 | 1 | -0.19 | 20 | -3.80 | |
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) | | | | 57th Hampstead Weekend Congress Under 2200 | London | ENG | 2018-01-20 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1889 | 1819 | 0.00 | 3 | -1.29 | 20 | -25.80 | |
| | Fernandez, Michael | f | | 2166 | ENG | 0.00 | 1 | -0.11 | 20 | -2.20 | | | Sahinoz, Giulio O | | | 1707 | ENG | 0.00 | 1 | -0.65 | 20 | -13.00 | | | Jekel, Wolfgang | | | 1795 | GER | 0.00 | 1 | -0.53 | 20 | -10.60 | |
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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