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Individual Calculations June 2022 |
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| Pert, Richard G Total change: -3.60 | |   |
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| 2021/22 4NCL Division 1 & 2 Rounds 7-9 | Daventry | ENG | 2022-04-30 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2390 | 2415 | 2.00 | 3 | 0.40 | 10 | 4.00 | |
|  Speelman, Jon S | g | | 2503 | ENG | 0.50 | 1 | 0.12 | 10 | 1.20 | |  Grieve, Harry | f | | 2387 | ENG | 0.50 | 1 | -0.04 | 10 | -0.40 | | | Gallana, Marco | | | 2281 | ITA | 1.00 | 1 | 0.32 | 10 | 3.20 | |
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 English Championships 2022 | Kenilworth | ENG | 2022-05-19 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2249 | 2415 | 4.00 | 7 | -0.76 | 10 | -7.60 | |
| | Khoury, Theo | | | 1927 | ENG | 1.00 | 1 | 0.04 | 10 | 0.40 | | | Ashton, Adam G | f | | 2366 | ENG | 0.50 | 1 | -0.07 | 10 | -0.70 | | | Wells, Peter K | g | | 2374 | ENG | 0.50 | 1 | -0.06 | 10 | -0.60 | | | Willow, Jonah B | f | | 2401 | ENG | 0.00 | 1 | -0.52 | 10 | -5.20 | | | Watson, Jacob | | | 2015 * | ENG | 1.00 | 1 | 0.08 | 10 | 0.80 | | | Haydon, David L | f | | 2275 | ENG | 0.50 | 1 | -0.19 | 10 | -1.90 | | | Royal, Shreyas | f | | 2385 | ENG | 0.50 | 1 | -0.04 | 10 | -0.40 | | | * 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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