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Individual Calculations August 2023 |
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| Rudd, Jack Total change: 47.40 | |   |
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| 18th South Wales International Open | Bridgend | WLS | 2023-07-07 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2161 | 2276 | 6.50 | 9 | 0.85 | 20 | 17.00 | |
|  Robinson, David | | | 1876 * | WLS | 1.00 | 1 | 0.08 | 20 | 1.60 | |  Ralphs, Nigel | | | 1963 | WLS | 1.00 | 1 | 0.14 | 20 | 2.80 | | | Foster, James C | | | 1955 | ENG | 1.00 | 1 | 0.13 | 20 | 2.60 | | | Korneev, Oleg | g | | 2474 | ESP | 0.00 | 1 | -0.24 | 20 | -4.80 | | | Blackburn, Jonathan L B | f | | 2190 | WLS | 0.50 | 1 | -0.12 | 20 | -2.40 | | | Pollack, Oscar | | | 2096 | ENG | 1.00 | 1 | 0.26 | 20 | 5.20 | | | Kozusek, Daniel | f | | 2359 | WLS | 1.00 | 1 | 0.61 | 20 | 12.20 | | | Chatalbashev, Boris | g | | 2493 | DEN | 0.00 | 1 | -0.22 | 20 | -4.40 | | | Smith, Olivia | | wf | 2042 | WLS | 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) | | | | Wood Green Invitational - July 2023 | Stafford | ENG | 2023-07-14 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2405 | 2276 | 4.50 | 9 | 1.52 | 20 | 30.40 | |
| | Sousa, Andre Ventura | m | | 2455 | POR | 1.00 | 1 | 0.73 | 20 | 14.60 | | | Gasanov, Eldar | g | | 2481 | UKR | 0.00 | 1 | -0.24 | 20 | -4.80 | | | Ghasi, Ameet K | m | | 2495 | ENG | 0.00 | 1 | -0.22 | 20 | -4.40 | | | Waldhausen Gordon, Frederick | f | | 2325 | SCO | 1.00 | 1 | 0.57 | 20 | 11.40 | | | Rees, Ioan | f | | 2293 | WLS | 0.50 | 1 | 0.02 | 20 | 0.40 | | | Wadsworth, Matthew J | m | | 2431 | ENG | 0.00 | 1 | -0.29 | 20 | -5.80 | | | Turner, Matthew J | g | | 2439 | SCO | 0.00 | 1 | -0.28 | 20 | -5.60 | | | Arakhamia-Grant, Ketevan | g | wg | 2305 | SCO | 1.00 | 1 | 0.54 | 20 | 10.80 | | | Willow, Jonah B | m | | 2421 | ENG | 1.00 | 1 | 0.69 | 20 | 13.80 | |
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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