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Individual Calculations November 2022 |
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| Gray, David Total change: -19.20 | |   |
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| Coulsdon Chess Dicky White - October | London | ENG | 2022-10-03 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1137 | 1048 | 0.00 | 2 | -0.75 | 20 | -15.00 | |
|  Premananthan, Ashmithan | | | 1147 | ENG | 0.00 | 1 | -0.36 | 20 | -7.20 | | | Sorhaindo, Gary | | | 1126 | ENG | 0.00 | 1 | -0.39 | 20 | -7.80 | |
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) | | | | Coulsdon Chess Daytime Chess Autumn 2022 October 2022 | Coulsdon | ENG | 2022-10-05 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1274 | 1048 | 0.00 | 1 | -0.21 | 20 | -4.20 | |
| | Selby, Keith | | | 1274 | ENG | 0.00 | 1 | -0.21 | 20 | -4.20 | |
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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