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Individual Calculations February 2019 |
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| Davidson, Laura Total change: -6.80 | |   |
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| London Christmas Chess Congress Major | London | ENG | 2018-12-28 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1663 | 1631 | 1.00 | 3 | -0.39 | 40 | -15.60 | |
|  Ashcroft, Graham J | | | 1860 | ENG | 0.00 | 1 | -0.21 | 40 | -8.40 | | | Golding, William | | | 1565 | ENG | 0.50 | 1 | -0.09 | 40 | -3.60 | |  Kelly, Ronan | | | 1564 | ENG | 0.50 | 1 | -0.09 | 40 | -3.60 | |
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) | | | | 68th Hampstead FIDE Chess Congress Jan U2200 | London | ENG | 2019-01-19 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1792 | 1641 | 1.50 | 4 | 0.22 | 40 | 8.80 | |
| | Balaji, Aaravamudhan | | | 1933 | ENG | 0.50 | 1 | 0.35 | 40 | 14.00 | | | Rushbrooke, Remy | | | 1961 | ENG | 0.00 | 1 | -0.13 | 40 | -5.20 | | | Salerno, Francesco | | | 1921 | ITA | 0.00 | 1 | -0.16 | 40 | -6.40 | | | Macdonald, Amaya | | | 1351 | ENG | 1.00 | 1 | 0.16 | 40 | 6.40 | |
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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