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Individual Calculations January 2012 |
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| Jack, Martin Total change: -20.70 | |   |
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| Ruth Coxhill Memorial 2011 | Gold Coast | AUS | 2011-11-15 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1901 | 1773 | 2.50 | 9 | -0.69 | 30 | -20.70 | |
|  Pyper, Matthew | | | 1681 | AUS | 0.50 | 1 | -0.13 | 30 | -3.90 | |  Wohl, Aleksandar H. | m | | 2173 * | AUS | 0.00 | 1 | -0.08 | 30 | -2.40 | | | Nakauchi, Gene | f | | 2116 | AUS | 0.00 | 1 | -0.12 | 30 | -3.60 | | | Grigg, Sam | | | 2048 | AUS | 0.50 | 1 | 0.33 | 30 | 9.90 | | | Ford, Daniel | | | 1745 | AUS | 0.00 | 1 | -0.54 | 30 | -16.20 | | | Korenevski, Oleg | | | 1930 | AUS | 0.00 | 1 | -0.29 | 30 | -8.70 | | | Ruddy, Alex | | | 1893 | AUS | 0.00 | 1 | -0.34 | 30 | -10.20 | | | Song, Kevin | | | 1504 | AUS | 1.00 | 1 | 0.17 | 30 | 5.10 | | | Muller, Jonas | | | 2023 | AUS | 0.50 | 1 | 0.31 | 30 | 9.30 | | | * 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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