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Individual Calculations September 2015 |
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| Herring, Samuel Total change: 55.20 | |   |
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| 102nd British Chess Championships Major Open | Coventry | ENG | 2015-07-27 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1936 | 1773 | 4.00 | 9 | 1.27 | 40 | 50.80 | |
|  Talbot, Mark A | | | 2019 | ENG | 0.00 | 1 | -0.19 | 40 | -7.60 | |  Jackson, Oliver A | f | | 2132 | ENG | 0.50 | 1 | 0.40 | 40 | 16.00 | | | Miller, Jacob | | | 1957 | IRL | 0.00 | 1 | -0.26 | 40 | -10.40 | | | Batchelor, Guy J | | | 1855 | ENG | 0.00 | 1 | -0.39 | 40 | -15.60 | | | Davis, Holden | | | 1704 | ENG | 0.50 | 1 | -0.10 | 40 | -4.00 | | | Calderon, Paul | | | 1918 | USA | 1.00 | 1 | 0.69 | 40 | 27.60 | | | Mahoney, Nicholas | | | 1753 | ENG | 1.00 | 1 | 0.47 | 40 | 18.80 | | | Ivekovic, Tihana | | wf | 2039 | CRO | 0.50 | 1 | 0.32 | 40 | 12.80 | | | Iyengar, Ilya | | | 2049 | ENG | 0.50 | 1 | 0.33 | 40 | 13.20 | |
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) | | | | 102nd British Chess Championships Under 16 | Coventry | ENG | 2015-08-02 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1732 | 1853 | 4.50 | 7 | 0.11 | 40 | 4.40 | |
| | Hodge, Nicholas A | | | 1453 * | ENG | 1.00 | 1 | 0.08 | 40 | 3.20 | | | Ashworth, Michael | | | 1912 | ENG | 0.50 | 1 | 0.08 | 40 | 3.20 | | | Jina, Taran | | | 1683 | ENG | 0.50 | 1 | -0.22 | 40 | -8.80 | | | Liu, David J | | | 1728 | ENG | 0.50 | 1 | -0.17 | 40 | -6.80 | | | Twigge-Molecey, Billy | | | 1901 | ENG | 0.50 | 1 | 0.07 | 40 | 2.80 | | | Robinson, Owen | | | 1453 * | ENG | 1.00 | 1 | 0.08 | 40 | 3.20 | | | Anbukumar, Hajane | | | 1993 | ENG | 0.50 | 1 | 0.19 | 40 | 7.60 | | | * 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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