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Individual Calculations September 2022 |
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| Newton, Robert A Total change: -15.40 | |   |
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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 |
| 1903 | 1976 | 4.00 | 7 | -0.18 | 20 | -3.60 | |
|  Blewitt, Stephen | | | 1776 | ENG | 1.00 | 1 | 0.24 | 20 | 4.80 | |  Johnson, Richard J | | | 1828 | ENG | 0.50 | 1 | -0.20 | 20 | -4.00 | | | James, David J | f | | 2100 | WLS | 0.50 | 1 | 0.17 | 20 | 3.40 | | | Collinson, Mark I | | | 1854 | ENG | 1.00 | 1 | 0.33 | 20 | 6.60 | | | Jackson, Oliver A | f | | 2066 | ENG | 0.00 | 1 | -0.38 | 20 | -7.60 | | | Thynne, Trefor F | | | 1884 | ENG | 0.50 | 1 | -0.13 | 20 | -2.60 | | | Whiteside, Robert | | | 1816 | ENG | 0.50 | 1 | -0.21 | 20 | -4.20 | |
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 |
| 1833 | 1976 | 2.00 | 4 | -0.59 | 20 | -11.80 | |
| | Zhang, Anthony Y | | | 2206 | ENG | 0.00 | 1 | -0.21 | 20 | -4.20 | | | De Coverly, Roger D | | | 1918 | ENG | 0.50 | 1 | -0.08 | 20 | -1.60 | | | Lekoudis, George | | | 1632 | ENG | 1.00 | 1 | 0.12 | 20 | 2.40 | | | Ratnesan, Radha | | | 1576 * | ENG | 0.50 | 1 | -0.42 | 20 | -8.40 | | | * 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) | | |
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