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Rapid:
Individual Calculations April 2023 |
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| Blake-Gyeresy, Alfred Total change: 25.20 | |   |
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| Coulsdon Chess Junior Grand Prix Spring 2023 - 4 March | Coulsdon | ENG | 2023-03-04 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1252 | 1360 | 3.00 | 4 | 0.46 | 40 | 18.40 | |
|  Reed, Tommy | | | 1063 | ENG | 1.00 | 1 | 0.15 | 40 | 6.00 | |  Simkins, Owain | | | 1152 | ENG | 1.00 | 1 | 0.23 | 40 | 9.20 | | | Sedykh, Stakhey | | | 1548 | ENG | 0.00 | 1 | -0.26 | 40 | -10.40 | | | Srivastava, Devansh | | | 1246 | ENG | 1.00 | 1 | 0.34 | 40 | 13.60 | |
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 Grand Prix Spring 2023 - 18 March | Coulsdon | ENG | 2023-03-18 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1139 | 1360 | 2.50 | 3 | 0.17 | 40 | 6.80 | |
| | Trivedi, Aarav | | | 1071 | ENG | 1.00 | 1 | 0.16 | 40 | 6.40 | | | Ponsudhahar, Adit | | | 1193 | ENG | 0.50 | 1 | -0.22 | 40 | -8.80 | | | Simkins, Owain | | | 1152 | ENG | 1.00 | 1 | 0.23 | 40 | 9.20 | |
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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