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Individual Calculations June 2023 |
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| Khan, A Qaiyum Total change: 11.40 | |   |
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| Coulsdon Chess Daytime Chess Club Summer Term 2023 May | Coulsdon | ENG | 2023-05-03 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1250 | 1322 | 2.00 | 3 | 0.23 | 20 | 4.60 | |
|  Howes, David J | | | 1330 | ENG | 0.50 | 1 | 0.01 | 20 | 0.20 | |  Gillespie, Frank | | | 1347 | ENG | 0.50 | 1 | 0.03 | 20 | 0.60 | | | Wimble, Garry | | | 1073 | ENG | 1.00 | 1 | 0.19 | 20 | 3.80 | |
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 Dicky White - May | London | ENG | 2023-05-08 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1205 | 1322 | 1.00 | 1 | 0.34 | 20 | 6.80 | |
| | Selby, Keith | | | 1205 | ENG | 1.00 | 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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