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Individual Calculations July 2023 |
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| Braithwaite, Paul Total change: 28.00 | |   |
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| Coulsdon Chess Summer Cup 2023 - U1500 Round 1 - June | Coulsdon | ENG | 2023-06-05 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1266 | 1089 | 2.50 | 4 | 1.40 | 20 | 28.00 | |
|  Mahadevan, Meikum | | | 1256 | ENG | 1.00 | 1 | 0.72 | 20 | 14.40 | |  Gillespie, Frank | | | 1336 | ENG | 0.50 | 1 | 0.31 | 20 | 6.20 | | | Miles, Barry S | | | 1349 | ENG | 0.00 | 1 | -0.18 | 20 | -3.60 | | | Collins, Michael E | | | 1122 | ENG | 1.00 | 1 | 0.55 | 20 | 11.00 | |
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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