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Individual Calculations May 2014 |
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| Jeffreys, Roger W Total change: 22.50 | |   |
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| Sydney International Challengers 2014 | Sydney | AUS | 2014-04-23 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1694 | 1599 | 3.00 | 6 | 0.75 | 30 | 22.50 | |
|  Voon, Richard | | | 1832 | AUS | 0.00 | 1 | -0.21 | 30 | -6.30 | | | Stewart, Matthew | | | 1627 | AUS | 0.00 | 1 | -0.46 | 30 | -13.80 | | | Greenwood, Norman | | | 1668 | AUS | 1.00 | 1 | 0.60 | 30 | 18.00 | |  Qin, Tomson | | | 1651 | AUS | 0.50 | 1 | 0.07 | 30 | 2.10 | | | Tracey, Michael J | | | 1658 | AUS | 1.00 | 1 | 0.58 | 30 | 17.40 | | | Humphreys, Scott | | | 1728 | AUS | 0.50 | 1 | 0.17 | 30 | 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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