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Rapid:
Individual Calculations September 2023 |
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| Reed, Tommy Total change: -31.60 | |   |
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| Coulsdon Chess Junior Chess Open Swiss A 19th August - Main Event | Coulsdon | ENG | 2023-08-19 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1234 | 1052 | 0.00 | 1 | -0.26 | 40 | -10.40 | |
|  Jayaprakash, Arnav | | | 1234 | ENG | 0.00 | 1 | -0.26 | 40 | -10.40 | |
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) | | | | Coulsdon Chess Junior Chess Open Swiss A 19th August - Graded Friendlies | Coulsdon | ENG | 2023-08-19 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1028 | 1052 | 0.00 | 1 | -0.53 | 40 | -21.20 | |
|  Braithwaite, Paul | | | 1028 | ENG | 0.00 | 1 | -0.53 | 40 | -21.20 | |
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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