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Individual Calculations October 2022 |
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| Erskine-Pereira, Jack Total change: 56.40 | |   |
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| Northumbria Chess Masters - Challengers | Newcastle | ENG | 2022-08-26 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1788 | 1753 | 5.00 | 8 | 1.41 | 40 | 56.40 | |
|  Sanders, Robert R | | | 1937 | ENG | 0.50 | 1 | 0.24 | 40 | 9.60 | |  Webster, Vivien | | | 1521 | ENG | 0.50 | 1 | -0.29 | 40 | -11.60 | | | Sykes, Chris | | | 1818 | SCO | 1.00 | 1 | 0.59 | 40 | 23.60 | | | Costello, Colin A | | | 1866 | ENG | 1.00 | 1 | 0.65 | 40 | 26.00 | | | Geaney-Obrien, David | | | 1786 | IRL | 0.50 | 1 | 0.05 | 40 | 2.00 | | | Spanton, Tim R | | | 1852 | ENG | 1.00 | 1 | 0.64 | 40 | 25.60 | | | Nandi, Robin J | | | 1777 | ENG | 0.00 | 1 | -0.47 | 40 | -18.80 | | | Waterfield, Mark | | | 1750 | ENG | 0.50 | 1 | 0.00 | 40 | 0.00 | |
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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