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Individual Calculations February 2019 |
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| Rubeck, Jonathan Total change: -11.60 | |   |
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| London Christmas Chess Congress Major | London | ENG | 2018-12-28 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1742 | 1833 | 1.50 | 3 | -0.37 | 20 | -7.40 | |
|  Lim, Yu-Chin (peter) | | | 1659 | ENG | 1.00 | 1 | 0.27 | 20 | 5.40 | |  Leslie, Alex | | | 1709 | ENG | 0.50 | 1 | -0.17 | 20 | -3.40 | | | Rowan, Paul | | | 1858 | ENG | 0.00 | 1 | -0.47 | 20 | -9.40 | |
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) | | | | 68th Hampstead FIDE Chess Congress Jan U2200 | London | ENG | 2019-01-19 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1773 | 1834 | 1.00 | 4 | -1.23 | 20 | -24.60 | |
| | Macdonald, Amaya | | | 1434 * | ENG | 1.00 | 1 | 0.08 | 20 | 1.60 | | | Osborne, Marcus E | | | 2117 | ENG | 0.00 | 1 | -0.16 | 20 | -3.20 | | | Yoon, Jacob D | | | 1963 | ENG | 0.00 | 1 | -0.33 | 20 | -6.60 | | | Verma, Shlok | | | 1576 | ENG | 0.00 | 1 | -0.82 | 20 | -16.40 | | | * 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) | | | | Central London Chess Congress Open 2019 | London | ENG | 2019-01-25 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2124 | 1834 | 1.50 | 3 | 1.02 | 20 | 20.40 | |
| | Cannon, Richard J | | | 2035 | ENG | 1.00 | 1 | 0.76 | 20 | 15.20 | | | Hill, Alistair | | | 2179 | ENG | 0.50 | 1 | 0.39 | 20 | 7.80 | | | Russell, Christopher | | | 2158 | ENG | 0.00 | 1 | -0.13 | 20 | -2.60 | |
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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