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Individual Calculations December 2013 |
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| Sowray, Peter J Total change: 2.55 | |   |
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| e2e4 Gatwick Open November 2013 | Gatwick, London | ENG | 2013-11-01 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2171 | 2323 | 3.50 | 5 | 0.15 | 15 | 2.25 | |
|  Oyama, Akito | | | 1994 | ENG | 0.50 | 1 | -0.38 | 15 | -5.70 | |  Giles, Yasmin | | | 1923 * | ENG | 1.00 | 1 | 0.08 | 15 | 1.20 | | | Salem, Ihab | | | 2101 | PLE | 1.00 | 1 | 0.22 | 15 | 3.30 | | | Osborne, Marcus E | | | 2283 | ENG | 1.00 | 1 | 0.44 | 15 | 6.60 | | | Hebden, Mark L | g | | 2556 | ENG | 0.00 | 1 | -0.21 | 15 | -3.15 | | | * 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) | | | | 4NCL 2013-14 Rounds 1-2 | Various | ENG | 2013-11-16 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2330 | 2323 | 1.00 | 2 | 0.02 | 15 | 0.30 | |
| | McNab, Colin A | g | | 2453 | SCO | 0.00 | 1 | -0.32 | 15 | -4.80 | | | Bremner, Adam | | | 2207 | SCO | 1.00 | 1 | 0.34 | 15 | 5.10 | |
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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