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Individual Calculations September 2015 |
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| Head, Louise Total change: 44.00 | |   |
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| 102nd British Chess Championships Weekend Open | Coventry | ENG | 2015-07-31 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2206 | 1912 | 1.50 | 4 | 0.87 | 40 | 34.80 | |
|  Mihalik, Agoston | | | 2180 | HUN | 1.00 | 1 | 0.83 | 40 | 33.20 | | | Dargan, Paul A G | c | | 2116 | ENG | 0.50 | 1 | 0.26 | 40 | 10.40 | |  Basman, Michael J | m | | 2312 * | ENG | 0.00 | 1 | -0.08 | 40 | -3.20 | | | Crocker, Philip J | | | 2216 | ENG | 0.00 | 1 | -0.14 | 40 | -5.60 | | | * 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) | | | | 31st Hampstead Weekend Congress: Under 2200 | London | ENG | 2015-08-15 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1940 | 1912 | 2.50 | 5 | 0.23 | 40 | 9.20 | |
| | Atako, Chino C | | | 2067 | ENG | 0.50 | 1 | 0.21 | 40 | 8.40 | | | Iyengar, Ilya | | | 2049 | ENG | 1.00 | 1 | 0.68 | 40 | 27.20 | | | Giles, Yasmin | | | 1964 | ENG | 0.00 | 1 | -0.43 | 40 | -17.20 | | | Rutherford, Kathleen | | | 1627 | SCO | 1.00 | 1 | 0.16 | 40 | 6.40 | | | Prior, Stephen C V | | | 1992 | ENG | 0.00 | 1 | -0.39 | 40 | -15.60 | |
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) | | |
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