Individual Calculations August 2023 |
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Collins, Michael E Total change: -12.60 | | ![Rating chart](/imga/chart.gif) ![Personal card](/imga/card.gif) |
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Coulsdon Chess Summer Cup 2023 - U1500 Round 2 - July | Coulsdon | ENG | 2023-07-03 |
Rc | Ro | w | n | change | K | K*chg | Game |
1248 | 1106 | 0.00 | 2 | -0.63 | 20 | -12.60 | |
| Wojtowicz, Bartosz | | | 1188 | POL | 0.00 | 1 | -0.39 | 20 | -7.80 | | Gillespie, Frank | | | 1308 | ENG | 0.00 | 1 | -0.24 | 20 | -4.80 | | 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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