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Individual Calculations July 2023 |
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| Gray, Mark S Total change: 6.00 | |   |
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| Coulsdon Chess Summer Cup 2023 - Elite Round 1 - June | Coulsdon | ENG | 2023-06-05 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1951 | 2093 | 3.00 | 4 | 0.30 | 20 | 6.00 | |
|  Kothari, Jai | | | 1767 | ENG | 1.00 | 1 | 0.13 | 20 | 2.60 | |  Rizvi, Nasir | | | 1999 | WLS | 0.50 | 1 | -0.13 | 20 | -2.60 | | | Lock, Gavin R | c | | 2092 | ENG | 0.50 | 1 | 0.00 | 20 | 0.00 | | | Bharat Kumar, Balahari | | | 1944 | ENG | 1.00 | 1 | 0.30 | 20 | 6.00 | |
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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