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Individual Calculations December 2017 |
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| Cooper, Nicholas Total change: 10.60 | |   |
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| 2017 Norths John Purdy Memorial Open | Sydney | AUS | 2017-09-12 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1880 | 1813 | 3.00 | 6 | 0.53 | 20 | 10.60 | |
|  Mallari, Donato | f | | 1987 | AUS | 0.00 | 1 | -0.27 | 20 | -5.40 | |  Aleksovski, Bosko | | | 1650 | AUS | 0.50 | 1 | -0.22 | 20 | -4.40 | | | Siva Sankaran, Anup Kumar | | | 1828 | IND | 1.00 | 1 | 0.52 | 20 | 10.40 | | | Willathgamuwa, Rowan | c | | 1907 | AUS | 1.00 | 1 | 0.63 | 20 | 12.60 | | | Sigurdsson, Birkir Karl | | | 1901 | ISL | 0.50 | 1 | 0.12 | 20 | 2.40 | | | Tefanis, Frank | | | 2008 | AUS | 0.00 | 1 | -0.25 | 20 | -5.00 | |
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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