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Individual Calculations February 2018 |
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| Onslow, Teddy Total change: 0.40 | |   |
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| London Junior Chess Championships Under 18, 21 & Christmas Open | London | ENG | 2017-12-28 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1884 | 1633 | 1.00 | 4 | 0.16 | 40 | 6.40 | |
|  Prince, Alan R | | | 1934 | SCO | 1.00 | 1 | 0.85 | 40 | 34.00 | |  Prior, Stephen C V | | | 2033 * | ENG | 0.00 | 1 | -0.08 | 40 | -3.20 | | | Watson, Jacob | | | 1844 | ENG | 0.00 | 1 | -0.23 | 40 | -9.20 | | | Jaufarally, Nadia | | | 1723 | ENG | 0.00 | 1 | -0.38 | 40 | -15.20 | | | * 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) | | | | 2017/18 4NCL Division 4 South Rounds 3-4 | Reading | ENG | 2018-01-13 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1556 | 1649 | 1.00 | 2 | -0.15 | 40 | -6.00 | |
| | Couchman, Andrew | | | 1249 * | ENG | 1.00 | 1 | 0.08 | 40 | 3.20 | | | Farr, Peter G | | | 1863 | ENG | 0.00 | 1 | -0.23 | 40 | -9.20 | | | * 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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