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Individual Calculations July 2011 |
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| Sewell, Bob Total change: -10.25 | |   |
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| Sydney International Challengers 2011 | Sydney | AUS | 2011-04-27 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1833 | 1520 | 0.00 | 2 | -0.29 | 25 | -7.25 | |
|  Voon, Richard | | | 1913 | AUS | 0.00 | 1 | -0.08 | 25 | -2.00 | |  Greenwood, Norman | | | 1752 | AUS | 0.00 | 1 | -0.21 | 25 | -5.25 | |
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) | | | | Integra NSW Open | Sydney | AUS | 2011-06-11 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1851 | 1520 | 0.00 | 1 | -0.12 | 25 | -3.00 | |
| | Zulkifli, Mat-Arif | | | 1851 | AUS | 0.00 | 1 | -0.12 | 25 | -3.00 | |
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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