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Individual Calculations September 2023 |
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| Smith, Andrew Philip Total change: 17.40 | |   |
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| 2023 British Championship: Major Open | Leicester | ENG | 2023-07-22 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1718 | 2038 | 1.00 | 2 | -0.72 | 20 | -14.40 | |
|  Abhyuday, Santhosh | | | 1798 | IND | 0.00 | 1 | -0.80 | 20 | -16.00 | |  Dayal, Samar | | | 1638 * | ENG | 1.00 | 1 | 0.08 | 20 | 1.60 | | | * 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) | | | | 2023 British Championship: Over 50 Championship | Leicester | ENG | 2023-07-24 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2043 | 2038 | 5.00 | 7 | 1.59 | 20 | 31.80 | |
| | Arkell, Keith C | g | | 2392 | ENG | 0.00 | 1 | -0.11 | 20 | -2.20 | | | Crichton, Martin | | | 1906 | IRL | 1.00 | 1 | 0.32 | 20 | 6.40 | | | Cole, Graham | | | 1628 | ENG | 1.00 | 1 | 0.08 | 20 | 1.60 | | | Henderson, David | | | 2113 | ENG | 1.00 | 1 | 0.60 | 20 | 12.00 | | | Ledger, Dave J | f | | 2190 | ENG | 0.50 | 1 | 0.20 | 20 | 4.00 | | | Duncan, Patrick C M | | | 1996 | ENG | 1.00 | 1 | 0.44 | 20 | 8.80 | | | Walker, Martin G | f | | 2079 | ENG | 0.50 | 1 | 0.06 | 20 | 1.20 | |
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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