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Individual Calculations May 2018 |
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| Richards, Derek Total change: -2.40 | |   |
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| 2018 Hobsons Bay CJS Purdy Cup | Melbourne | AUS | 2018-03-13 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1655 | 1463 | 1.00 | 4 | -0.12 | 20 | -2.40 | |
|  Davis, Tony J | c | | 1863 * | AUS | 0.00 | 1 | -0.08 | 20 | -1.60 | |  Saric, Sergey | | | 1429 | AUS | 1.00 | 1 | 0.45 | 20 | 9.00 | | | Ilic, Milan | | | 1625 | AUS | 0.00 | 1 | -0.29 | 20 | -5.80 | | | Humphreys, Scott | | | 1704 | AUS | 0.00 | 1 | -0.20 | 20 | -4.00 | | | * 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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