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Individual Calculations October 2021 |
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| Atako, Chino C Total change: -24.00 | |   |
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| Coulsdon Chess Dicky White S1 SEP 2021 | London | ENG | 2021-09-06 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1851 | 2029 | 2.00 | 3 | -0.06 | 20 | -1.20 | |
|  Faulkner, Adam | | | 1672 | ENG | 0.50 | 1 | -0.39 | 20 | -7.80 | |  Smith, Mark | | | 1702 | ENG | 1.00 | 1 | 0.13 | 20 | 2.60 | | | Gray, Mark S | | | 2179 | ENG | 0.50 | 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) | | | | Coulsdon Chess Standardplay Congress - Open | London | ENG | 2021-09-18 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1836 | 2029 | 2.50 | 5 | -1.14 | 20 | -22.80 | |
| | Smith, Mark | | | 1702 | ENG | 0.00 | 1 | -0.87 | 20 | -17.40 | | | Shenbagakumar, Gautham | | | 1688 | ENG | 0.50 | 1 | -0.38 | 20 | -7.60 | | | Rizvi, Nasir | | | 1963 | WLS | 1.00 | 1 | 0.41 | 20 | 8.20 | | | Collins, Jonathan L | | | 1851 | ENG | 1.00 | 1 | 0.27 | 20 | 5.40 | | | Iyengar, Ilya | | | 1978 | ENG | 0.00 | 1 | -0.57 | 20 | -11.40 | |
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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