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Individual Calculations December 2018 |
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| Wan, Dennis Total change: 19.60 | |   |
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| 2018 Norths John Purdy Memorial Open | Sydney | AUS | 2018-09-11 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1790 | 1833 | 5.50 | 8 | 0.98 | 20 | 19.60 | |
|  Huey, Toby | | | 1545 | AUS | 1.00 | 1 | 0.16 | 20 | 3.20 | |  Low, Frank | | | 1621 | AUS | 1.00 | 1 | 0.23 | 20 | 4.60 | | | Clarke, Brandon G I | f | | 2233 * | ENG | 0.00 | 1 | -0.08 | 20 | -1.60 | | | Jeffreys, Roger W | | | 1654 | AUS | 1.00 | 1 | 0.27 | 20 | 5.40 | | | Premathilaka, Kanishka | | | 1777 | SRI | 0.50 | 1 | -0.08 | 20 | -1.60 | | | Sirkka, Pertti T | | | 1806 | AUS | 1.00 | 1 | 0.46 | 20 | 9.20 | | | Tefanis, Frank | | | 2028 | AUS | 0.00 | 1 | -0.25 | 20 | -5.00 | | | Wilson, Mark L | | | 1659 | AUS | 1.00 | 1 | 0.27 | 20 | 5.40 | | | * 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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