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Individual Calculations August 2023 |
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| Marsden, Oscar Total change: 34.40 | |   |
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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 |
| 1296 | 1207 | 2.00 | 3 | 0.86 | 40 | 34.40 | |
|  Miles, Barry S | | | 1334 | ENG | 1.00 | 1 | 0.67 | 40 | 26.80 | |  Whelan, Sean | | | 1219 | ENG | 1.00 | 1 | 0.52 | 40 | 20.80 | | | Howes, David J | | | 1335 | ENG | 0.00 | 1 | -0.33 | 40 | -13.20 | |
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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