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Individual Calculations February 2023 |
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| Llewellyn, Julian D Total change: -82.00 | |   |
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| London Christmas Chess Congress - Major | London | ENG | 2022-12-28 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1458 | 1674 | 1.50 | 5 | -2.24 | 20 | -44.80 | |
|  Rida, Ruqayyah | | | 1414 | ENG | 0.00 | 1 | -0.82 | 20 | -16.40 | |  Finnegan, Oliver | | | 1711 | ENG | 0.00 | 1 | -0.45 | 20 | -9.00 | | | Arnob, Dutta | | | 1342 | IND | 0.50 | 1 | -0.38 | 20 | -7.60 | | | Deacon, Matthew | | | 1274 * | ENG | 0.50 | 1 | -0.42 | 20 | -8.40 | | | Pyun, Lindsay | | | 1550 | ENG | 0.50 | 1 | -0.17 | 20 | -3.40 | | | * 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) | | | | Mill Hill Congress - U1900 (Jan 2023) | London | ENG | 2023-01-21 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1413 | 1700 | 2.50 | 4 | -0.82 | 20 | -16.40 | |
| | Faulkner, Oliver | | | 1298 | ENG | 1.00 | 1 | 0.08 | 20 | 1.60 | | | Yu, Rock | | | 1428 | ENG | 0.50 | 1 | -0.33 | 20 | -6.60 | | | Swiatkowski, Aram | | | 1555 | ENG | 0.00 | 1 | -0.69 | 20 | -13.80 | | | Thompson, David Nigel | | | 1369 | ENG | 1.00 | 1 | 0.12 | 20 | 2.40 | |
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) | | | | Ealing FIDE Congress - January U1900 | London | ENG | 2023-01-28 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1610 | 1700 | 2.00 | 5 | -1.04 | 20 | -20.80 | |
| | Hariharan, Shambavi | | | 1442 | ENG | 0.50 | 1 | -0.32 | 20 | -6.40 | | | Cole, Graham | | | 1710 | ENG | 1.00 | 1 | 0.51 | 20 | 10.20 | | | Simon, Marek | | | 1871 | POL | 0.50 | 1 | 0.23 | 20 | 4.60 | | | Bryant, Harry | | | 1621 | ENG | 0.00 | 1 | -0.61 | 20 | -12.20 | | | Lishoy Gengis Paratazham, Dildara | | | 1408 | ENG | 0.00 | 1 | -0.85 | 20 | -17.00 | |
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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