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Individual Calculations October 2021 |
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| Han, Yichen Total change: -1.20 | |   |
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| Northumbria Masters IM 2021 | Newcastle | ENG | 2021-08-26 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2296 | 2307 | 5.00 | 9 | 0.36 | 20 | 7.20 | |
|  Large, Peter G | m | | 2335 | ENG | 0.50 | 1 | 0.04 | 20 | 0.80 | |  Gourlay, Iain | f | | 2342 | SCO | 1.00 | 1 | 0.55 | 20 | 11.00 | | | Grieve, Harry | f | | 2282 | ENG | 0.00 | 1 | -0.53 | 20 | -10.60 | | | Willow, Jonah B | f | | 2396 | ENG | 0.00 | 1 | -0.38 | 20 | -7.60 | | | Moreby, James | f | | 2283 | ENG | 0.00 | 1 | -0.53 | 20 | -10.60 | | | Muir, Andrew J | m | | 2259 | SCO | 1.00 | 1 | 0.43 | 20 | 8.60 | | | Urh, Zala | | wm | 2215 | SLO | 0.50 | 1 | -0.13 | 20 | -2.60 | | | Claridge-Hansen, William | f | | 2290 | ENG | 1.00 | 1 | 0.48 | 20 | 9.60 | | | McKay, Roderick M | m | | 2258 | SCO | 1.00 | 1 | 0.43 | 20 | 8.60 | |
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) | | | | 26th 4NCL Congress Open | Leamington Spa | ENG | 2021-09-10 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2000 | 2307 | 3.00 | 4 | -0.42 | 20 | -8.40 | |
| | Cannon, Richard J | | | 2013 | ENG | 0.00 | 1 | -0.85 | 20 | -17.00 | | | Sheikh, Anum | | wc | 1907 * | ENG | 1.00 | 1 | 0.08 | 20 | 1.60 | | | Gardiner, Eric D | | | 2016 | ENG | 1.00 | 1 | 0.15 | 20 | 3.00 | | | Starley, Robert | | | 2062 | ENG | 1.00 | 1 | 0.20 | 20 | 4.00 | | | * 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) | | |
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