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Individual Calculations October 2021 |
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| Valentine, Tim Total change: -4.00 | |   |
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| Coulsdon Chess Standardplay Congress - Open | London | ENG | 2021-09-18 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1847 | 1602 | 0.00 | 1 | -0.20 | 20 | -4.00 | |
|  Rahman, K Azizur | | | 1847 | ENG | 0.00 | 1 | -0.20 | 20 | -4.00 | |
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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