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Individual Calculations September 2009 |
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| Rowson, Jonathan Total change: -11.80 | |   |
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| Big Slick London Open | Purley | ENG | 2009-06-26 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2239 | 2589 | 4.50 | 5 | 0.05 | 10 | 0.50 | |
|  Wilson, Alexandra | | wf | 2239 | SUI | 1.00 | 1 | 0.11 | 10 | 1.10 | |  Josse, Mark | | | 2239 | ENG | 1.00 | 1 | 0.11 | 10 | 1.10 | | | Rodriguez Fonseca, Jorge | | | 2239 | ESP | 0.50 | 1 | -0.39 | 10 | -3.90 | | | Donovan, Nigel P | | | 2239 | ENG | 1.00 | 1 | 0.11 | 10 | 1.10 | | | Salimbeni, George P W | | | 2239 | ENG | 1.00 | 1 | 0.11 | 10 | 1.10 | |
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) | | | | 116th Open Scottish Chess Championship | Edinburgh | SCO | 2009-07-11 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2325 | 2591 | 6.00 | 9 | -1.23 | 10 | -12.30 | |
| | Green, Andrew D | | | 2203 | SCO | 1.00 | 1 | 0.09 | 10 | 0.90 | | | Thomson, Craig S M | f | | 2320 | SCO | 1.00 | 1 | 0.17 | 10 | 1.70 | | | Panchanathan, Magesh C | g | | 2493 | IND | 0.00 | 1 | -0.63 | 10 | -6.30 | | | Herbold, Manfred | | | 2191 * | GER | 1.00 | 1 | 0.08 | 10 | 0.80 | | | McNab, Colin A | g | | 2475 | SCO | 1.00 | 1 | 0.34 | 10 | 3.40 | | | Hebden, Mark L | g | | 2468 | ENG | 0.00 | 1 | -0.67 | 10 | -6.70 | | | Kjartansson, Gudmundur | f | | 2356 | ISL | 0.50 | 1 | -0.29 | 10 | -2.90 | | | Roberts, Paul E | c | | 2191 * | SCO | 0.50 | 1 | -0.42 | 10 | -4.20 | | | Khamroev, Ravshan | | | 2225 | UZB | 1.00 | 1 | 0.10 | 10 | 1.00 | | | * 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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