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Individual Calculations September 2022 |
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| De Coverly, Roger D Total change: 18.00 | |   |
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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 |
| 1927 | 1918 | 4.00 | 7 | 0.66 | 20 | 13.20 | |
|  Berkley, Stephen W | | | 1563 | ENG | 1.00 | 1 | 0.11 | 20 | 2.20 | |  Norman, Kenneth I | c | | 2117 | ENG | 0.00 | 1 | -0.24 | 20 | -4.80 | | | Matthew, Ian G | | | 1816 | ENG | 1.00 | 1 | 0.36 | 20 | 7.20 | | | Johnson, Richard J | | | 1828 | ENG | 1.00 | 1 | 0.38 | 20 | 7.60 | | | Hewson, Brian W R | | | 2026 | ENG | 1.00 | 1 | 0.65 | 20 | 13.00 | | | James, Geoffrey H | c | | 2118 | ENG | 0.00 | 1 | -0.24 | 20 | -4.80 | | | Girdlestone, Paul C | | | 2023 | ENG | 0.00 | 1 | -0.36 | 20 | -7.20 | |
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) | | | | Chessable British Chess Championships 2022: Weekend Open (Atkins) | Torquay | ENG | 2022-08-12 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1745 | 1918 | 3.50 | 5 | 0.07 | 20 | 1.40 | |
| | Dishman, Matthew | | | 1911 | LUX | 0.00 | 1 | -0.51 | 20 | -10.20 | | | Neenan, Henry | | | 1518 * | ENG | 1.00 | 1 | 0.08 | 20 | 1.60 | | | Newton, Robert A | | | 1976 | ENG | 0.50 | 1 | 0.08 | 20 | 1.60 | | | Bedi, Adam | | | 1804 | ENG | 1.00 | 1 | 0.34 | 20 | 6.80 | | | Maton, Emily | | | 1517 | ENG | 1.00 | 1 | 0.08 | 20 | 1.60 | | | * Rating difference of more than 400. Please read more at FIDE Handbook |
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) | | | | 56th Berks & Bucks Chess Congress - Championship | Maidenhead | ENG | 2022-08-27 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1775 | 1918 | 3.50 | 5 | 0.17 | 20 | 3.40 | |
| | Holmes, Matthew A | | | 1632 | ENG | 0.00 | 1 | -0.84 | 20 | -16.80 | | | Cole, Graham L | | | 1768 | ENG | 1.00 | 1 | 0.30 | 20 | 6.00 | | | Blades, Nigel W | | | 2046 | ENG | 1.00 | 1 | 0.67 | 20 | 13.40 | | | Hurtado, Philip | | | 1865 | ESP | 1.00 | 1 | 0.43 | 20 | 8.60 | | | Damodaran, Patrick | | | 1562 | ENG | 0.50 | 1 | -0.39 | 20 | -7.80 | |
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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