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Individual Calculations September 2022 |
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| Upton, Bill Total change: 12.20 | |   |
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| Chessable British Chess Championships 2022: Week 1 U1600 | Torquay | ENG | 2022-08-08 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1349 | 1435 | 1.00 | 2 | -0.24 | 20 | -4.80 | |
|  Cuthbert, Larissa | | | 1297 | ENG | 1.00 | 1 | 0.31 | 20 | 6.20 | | | Boztas, Lana | | | 1400 | ENG | 0.00 | 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) | | | | Chessable British Chess Championships 2022: Week 2 AM U1600 | Torquay | ENG | 2022-08-14 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1414 | 1435 | 3.50 | 5 | 0.85 | 20 | 17.00 | |
|  Boztas, Lana | | | 1400 | ENG | 1.00 | 1 | 0.45 | 20 | 9.00 | | | Liu, Jacob | | | 1368 | ENG | 0.00 | 1 | -0.59 | 20 | -11.80 | | | Constable, Christine F | | | 1439 | ENG | 1.00 | 1 | 0.51 | 20 | 10.20 | | | Maber, Martyn J | | | 1351 | ENG | 0.50 | 1 | -0.12 | 20 | -2.40 | | | Constable, John | | | 1510 | ENG | 1.00 | 1 | 0.60 | 20 | 12.00 | |
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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