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Individual Calculations December 2023 |
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| Obi, Okwose Marc Total change: -33.80 | |   |
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| Southall FIDE Congress November 2023 - U1900 | Southall | ENG | 2023-11-18 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1604 | 1785 | 1.50 | 5 | -2.08 | 20 | -41.60 | |
|  Cuthbert, Larissa | | | 1566 | ENG | 1.00 | 1 | 0.22 | 20 | 4.40 | |  Lishoy Gengis Paratazham, Dildara | | | 1713 | ENG | 0.00 | 1 | -0.60 | 20 | -12.00 | | | Ward, Cian | | | 1616 | ENG | 0.00 | 1 | -0.72 | 20 | -14.40 | | | Kazmierczak, Amadeusz | | | 1742 | POL | 0.50 | 1 | -0.06 | 20 | -1.20 | | | Swiatkowski, Dominik | | | 1385 * | ENG | 0.00 | 1 | -0.92 | 20 | -18.40 | | | * 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) | | | | 2023 Birmingham Open | Birmingham | ENG | 2023-11-25 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1853 | 1785 | 2.50 | 5 | 0.39 | 20 | 7.80 | |
| | Raju, Sooraj Menothuparambil | | | 1925 | IND | 0.50 | 1 | 0.19 | 20 | 3.80 | | | Honey, Luke | | | 1927 | ENG | 0.00 | 1 | -0.31 | 20 | -6.20 | | | Harborne, Matthew J | | | 2121 | ENG | 0.00 | 1 | -0.12 | 20 | -2.40 | | | Gunarathne, Senith | | | 1649 | ENG | 1.00 | 1 | 0.32 | 20 | 6.40 | | | Acharya, Kandara | | | 1642 | ENG | 1.00 | 1 | 0.31 | 20 | 6.20 | |
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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