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Individual Calculations September 2022 |
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| Barton, R Alan Total change: -55.40 | |   |
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| Chessable British Chess Championships 2022: Over 65 | Torquay | ENG | 2022-08-08 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1757 | 1926 | 2.50 | 4 | -0.32 | 20 | -6.40 | |
|  Moore, Gillian A | | | 1768 | ENG | 0.50 | 1 | -0.21 | 20 | -4.20 | |  Berkley, Stephen W | | | 1563 | ENG | 1.00 | 1 | 0.10 | 20 | 2.00 | | | Costello, Colin A | | | 1866 | ENG | 0.00 | 1 | -0.58 | 20 | -11.60 | | | Marshall, Michael | | | 1829 | DEN | 1.00 | 1 | 0.37 | 20 | 7.40 | |
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) | | | | Chessable British Chess Championships 2022: Over 50 | Torquay | ENG | 2022-08-15 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1872 | 1926 | 1.50 | 7 | -2.45 | 20 | -49.00 | |
| | Willmoth, Robert F | c | | 2117 | ENG | 0.50 | 1 | 0.25 | 20 | 5.00 | | | Fraser-Mitchell, Jeremy N | | | 2080 | ENG | 0.00 | 1 | -0.29 | 20 | -5.80 | | | Miller, George | | | 1768 | ENG | 0.00 | 1 | -0.71 | 20 | -14.20 | | | Wilson, Matthew R | | | 1743 | ENG | 0.50 | 1 | -0.24 | 20 | -4.80 | | | Cresswell, Mike J | | | 1606 | ENG | 0.50 | 1 | -0.37 | 20 | -7.40 | | | Bolt, Graham | | | 1951 | ENG | 0.00 | 1 | -0.47 | 20 | -9.40 | | | Ingham, H William | | | 1842 | ENG | 0.00 | 1 | -0.62 | 20 | -12.40 | |
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) | | |
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