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Individual Calculations February 2023 |
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| Heavens, Alan F Total change: -16.80 | |   |
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| Coulsdon Chess Dicky White - December | London | ENG | 2022-11-28 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1568 | 1688 | 2.50 | 4 | -0.12 | 20 | -2.40 | |
|  Bermudez, Venerando | | | 1461 | ENG | 1.00 | 1 | 0.21 | 20 | 4.20 | | | Ortolani, Paolo | | | 1531 | ITA | 0.50 | 1 | -0.21 | 20 | -4.20 | |  Banerjee, Supratit | | | 1535 | SCO | 0.00 | 1 | -0.70 | 20 | -14.00 | | | Darville, Matt | | | 1744 | ENG | 1.00 | 1 | 0.58 | 20 | 11.60 | |
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 - January | London | ENG | 2023-01-09 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1519 | 1686 | 0.00 | 1 | -0.72 | 20 | -14.40 | |
| | Chaban, Roxolana | | | 1519 | ENG | 0.00 | 1 | -0.72 | 20 | -14.40 | |
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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