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Individual Calculations September 2022 |
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| Constable, John Total change: -59.00 | |   |
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| Chessable British Chess Championships 2022: Weekend Under 1750 (Soanes) | Torquay | ENG | 2022-08-12 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1427 | 1510 | 1.00 | 4 | -1.40 | 40 | -56.00 | |
|  Ball, Matthew P | | | 1613 | ENG | 0.00 | 1 | -0.36 | 40 | -14.40 | |  Dos Santos Silva, Bruno Alexandre | | | 1375 | ENG | 0.00 | 1 | -0.68 | 40 | -27.20 | | | Daly, Grant | | | 1494 | ENG | 1.00 | 1 | 0.48 | 40 | 19.20 | | | Kent, Rowan | | | 1225 | ENG | 0.00 | 1 | -0.84 | 40 | -33.60 | |
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) | | | NOTE: K factor changed | | Chessable British Chess Championships 2022: Week 2 AM U1600 | Torquay | ENG | 2022-08-14 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1389 | 1510 | 2.50 | 4 | -0.15 | 20 | -3.00 | |
| | Maber, Martyn J | | | 1351 | ENG | 0.50 | 1 | -0.21 | 20 | -4.20 | | | Upton, Bill | | | 1435 | ENG | 0.00 | 1 | -0.60 | 20 | -12.00 | | | Boztas, Lana | | | 1400 | ENG | 1.00 | 1 | 0.35 | 20 | 7.00 | | | Liu, Jacob | | | 1368 | ENG | 1.00 | 1 | 0.31 | 20 | 6.20 | |
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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