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Individual Calculations February 2024 |
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| De Coverly, Roger D Total change: -40.40 | |   |
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| Caplin Hastings International Chess Congress - Con Power Christmas Under 2250 | Hastings | ENG | 2023-12-28 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1802 | 1893 | 1.50 | 6 | -2.00 | 20 | -40.00 | |
|  Graham, David B | | | 2163 | ENG | 0.00 | 1 | -0.17 | 20 | -3.40 | |  Lee, Yugeon | | | 1493 * | KOR | 1.00 | 1 | 0.08 | 20 | 1.60 | | | Potter, John M | | | 1990 | ENG | 0.00 | 1 | -0.37 | 20 | -7.40 | | | Stockham, Oliver | | | 1847 | ENG | 0.50 | 1 | -0.06 | 20 | -1.20 | | | Van Renselaar, Lars | | | 1463 | NED | 0.00 | 1 | -0.93 | 20 | -18.60 | | | Sanada, Tetsuaki | | | 1858 | JPN | 0.00 | 1 | -0.55 | 20 | -11.00 | | | * 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) | | | | 2023-24 4NCL Division 3 Knights Rounds 3-4 | Warwick | ENG | 2024-01-13 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1682 | 1893 | 1.50 | 2 | -0.02 | 20 | -0.40 | |
| | Alcock, Graham P | | | 1756 | ENG | 1.00 | 1 | 0.32 | 20 | 6.40 | | | Norris, Zack | | | 1608 | ENG | 0.50 | 1 | -0.34 | 20 | -6.80 | |
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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