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Individual Calculations February 2023 |
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| Lalic, Peter D Total change: -1.00 | |   |
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| London Christmas Chess Congress - Open | London | ENG | 2022-12-28 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1947 | 2204 | 4.00 | 6 | -0.69 | 20 | -13.80 | |
|  Badacsonyi, Stanley | | | 1826 | ENG | 0.50 | 1 | -0.41 | 20 | -8.20 | |  Nawalaniec, Adam | | | 1804 * | POL | 1.00 | 1 | 0.08 | 20 | 1.60 | | | Gomez, Daniel | | | 1970 | ENG | 1.00 | 1 | 0.21 | 20 | 4.20 | | | Balaji, Aaravamudhan | c | | 2353 | ENG | 0.00 | 1 | -0.30 | 20 | -6.00 | | | Pert, Nina | | | 1846 | ENG | 0.50 | 1 | -0.40 | 20 | -8.00 | | | Saidmurodov, Shahjahon | | | 1883 | ENG | 1.00 | 1 | 0.13 | 20 | 2.60 | | | * 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) | | | | London FIDE Congress - U2300 | London | ENG | 2023-01-20 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1894 | 2196 | 4.00 | 4 | 0.64 | 20 | 12.80 | |
| | Grose, Kameron | | | 1796 * | ENG | 1.00 | 1 | 0.08 | 20 | 1.60 | | | Patel, Zain | | | 1806 | ENG | 1.00 | 1 | 0.09 | 20 | 1.80 | | | Malola, Prasath.t.s | | | 2008 | IND | 1.00 | 1 | 0.26 | 20 | 5.20 | | | Phan, Stefanus | | | 1967 | SGP | 1.00 | 1 | 0.21 | 20 | 4.20 | | | * 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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