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Individual Calculations March 2022 |
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| Selby, Keith Total change: 23.20 | |   |
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| Coulsdon Chess Dicky White S6 FEB 2022 | London | ENG | 2022-01-31 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1319 | 1258 | 1.00 | 2 | 0.13 | 20 | 2.60 | |
|  Bermudez, Venerando | | | 1518 | ENG | 0.00 | 1 | -0.18 | 20 | -3.60 | |  Sorhaindo, Gary | | | 1119 | ENG | 1.00 | 1 | 0.31 | 20 | 6.20 | |
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) | | | | Coulsdon Chess Daytime Chess - Spring 2022 S2 Feb 2022 | London | ENG | 2022-02-02 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1277 | 1260 | 2.50 | 3 | 1.03 | 20 | 20.60 | |
| | Meaton, Arthur H | | | 1204 | ENG | 1.00 | 1 | 0.42 | 20 | 8.40 | | | Gray, David | | | 1082 | ENG | 1.00 | 1 | 0.27 | 20 | 5.40 | | | Pratley, Ian | | | 1544 | ENG | 0.50 | 1 | 0.34 | 20 | 6.80 | |
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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