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Individual Calculations December 2016 |
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| Ball, Christopher Total change: 27.40 | |   |
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| 2016 Norths John Purdy Memorial Open | Sydney | AUS | 2016-09-06 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1940 | 1891 | 4.00 | 6 | 1.37 | 20 | 27.40 | |
|  Wilson, Mark L | | | 1705 | AUS | 1.00 | 1 | 0.26 | 20 | 5.20 | |  Chen, Yu-Shiun | | | 1833 | AUS | 1.00 | 1 | 0.42 | 20 | 8.40 | | | Ng, Clive | c | | 1983 | AUS | 0.50 | 1 | 0.13 | 20 | 2.60 | | | Mallari, Donato | | | 2054 | AUS | 1.00 | 1 | 0.72 | 20 | 14.40 | | | Kordahi, Nicholas | | | 1891 | AUS | 0.50 | 1 | 0.00 | 20 | 0.00 | | | Thakurta, Soumya | | | 2174 | IND | 0.00 | 1 | -0.16 | 20 | -3.20 | |
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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