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Individual Calculations July 2011 |
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| Davis, Tony J Total change: 36.60 | |   |
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| Sydney International Challengers 2011 | Sydney | AUS | 2011-04-27 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1913 | 1887 | 2.50 | 3 | 1.11 | 15 | 16.65 | |
|  Dickson, Ian | | | 1846 | AUS | 1.00 | 1 | 0.44 | 15 | 6.60 | | | Zajac, Maros | | | 1980 | SVK | 1.00 | 1 | 0.63 | 15 | 9.45 | |  Voon, Richard | | | 1913 | AUS | 0.50 | 1 | 0.04 | 15 | 0.60 | |
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) | | | | Victorian Open 2011 | Melbourne | AUS | 2011-06-11 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2047 | 1905 | 3.00 | 5 | 1.33 | 15 | 19.95 | |
| | Cheng, Bobby | f | | 2305 * | AUS | 1.00 | 1 | 0.92 | 15 | 13.80 | | | Garner, David J | | | 2101 | ENG | 0.00 | 1 | -0.25 | 15 | -3.75 | | | Brockman, Roland | | | 1715 | AUS | 1.00 | 1 | 0.25 | 15 | 3.75 | | | Penrose, Justin | | | 2035 | AUS | 1.00 | 1 | 0.68 | 15 | 10.20 | | | Matheson, Laurence | | | 2077 | AUS | 0.00 | 1 | -0.27 | 15 | -4.05 | | | * 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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