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Individual Calculations May 2024 |
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| Pollack, Oscar Total change: -23.20 | |   |
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| 66th Southend Easter Chess Festival - Open | Southend | ENG | 2024-03-28 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1943 | 2092 | 4.50 | 7 | -0.33 | 20 | -6.60 | |
|  Llewellyn, Julian D | | | 1877 | ENG | 1.00 | 1 | 0.23 | 20 | 4.60 | |  Brunello, Roberta | | | 1921 | ITA | 0.50 | 1 | -0.23 | 20 | -4.60 | | | Latypova, Olga L | | | 1831 | ENG | 1.00 | 1 | 0.18 | 20 | 3.60 | | | Eames, Robert S | f | | 2148 | ENG | 0.00 | 1 | -0.42 | 20 | -8.40 | | | Ellis, Daniel | | | 1945 | ENG | 1.00 | 1 | 0.30 | 20 | 6.00 | | | Pert, Max | | | 2019 | ENG | 1.00 | 1 | 0.40 | 20 | 8.00 | | | Dupuis, Denis K | | | 1863 | ENG | 0.00 | 1 | -0.79 | 20 | -15.80 | |
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) | | | | Guildford FIDE Congress 2024 - Open | Guildford | ENG | 2024-04-12 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1920 | 2082 | 2.00 | 4 | -0.83 | 20 | -16.60 | |
| | Sefton, Adam | | | 1793 | ENG | 1.00 | 1 | 0.16 | 20 | 3.20 | | | Hayward, Philip | | | 2010 | ENG | 0.00 | 1 | -0.60 | 20 | -12.00 | | | Sprenger De La Iglesia, Yevgeni | | | 1974 | ESP | 0.50 | 1 | -0.15 | 20 | -3.00 | | | Wastney, Dylan | | | 1901 | ENG | 0.50 | 1 | -0.24 | 20 | -4.80 | |
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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