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Rapid:
Individual Calculations September 2023 |
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| Chaban, Roxolana Total change: -8.40 | |   |
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| Coulsdon Chess Rapidplay 13th August 2023 - Open | Coulsdon | ENG | 2023-08-13 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1688 | 1472 | 1.50 | 6 | -0.21 | 40 | -8.40 | |
|  Phillips, Owen S | | | 1824 | ENG | 0.00 | 1 | -0.11 | 40 | -4.40 | |  Snape, Ian L | | | 2080 | ENG | 0.00 | 1 | -0.02 | 40 | -0.80 | | | De Block, Gert | | | 1490 | BEL | 1.00 | 1 | 0.53 | 40 | 21.20 | | | Babu, Rahul | | | 1749 | IND | 0.00 | 1 | -0.17 | 40 | -6.80 | | | Buckland, Louis | | | 1572 | ENG | 0.50 | 1 | 0.14 | 40 | 5.60 | | | Rastogi, Nayan Keats | | | 1415 | ENG | 0.00 | 1 | -0.58 | 40 | -23.20 | |
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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