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Individual Calculations February 2015 |
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| Torrance, John Total change: 7.00 | |   |
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| London Christmas Chess Congress - Open/Under 18/21 | London | ENG | 2014-12-28 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1856 | 1685 | 1.00 | 3 | 0.18 | 20 | 3.60 | |
|  Bansal, Rohan | | | 1860 | ENG | 0.50 | 1 | 0.23 | 20 | 4.60 | |  Haridas, Girinath | | | 1856 | ENG | 0.50 | 1 | 0.23 | 20 | 4.60 | | | Batchelor, Guy J | | | 1851 | ENG | 0.00 | 1 | -0.28 | 20 | -5.60 | |
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) | | | | 5th Golders Green Weekend Congress: Under 1900 (160 ECF) | London | ENG | 2015-01-17 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1612 | 1702 | 2.00 | 3 | 0.17 | 20 | 3.40 | |
| | Zhao, Haolin | | | 1485 | ENG | 0.50 | 1 | -0.28 | 20 | -5.60 | | | Jacob, Sydney | | | 1882 | ENG | 0.50 | 1 | 0.24 | 20 | 4.80 | | | Espinosa Cancino, Monica | | | 1470 | SCO | 1.00 | 1 | 0.21 | 20 | 4.20 | |
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) | | |
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