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Individual Calculations December 2018 |
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| Simmonds, Rex Total change: -21.00 | |   |
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| 2018 Norths John Purdy Memorial Open | Sydney | AUS | 2018-09-11 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1541 | 1590 | 3.00 | 7 | -1.05 | 20 | -21.00 | |
|  Ng, Clive | c | | 1990 * | AUS | 0.00 | 1 | -0.08 | 20 | -1.60 | |  Mulligan, James | | | 1456 | AUS | 1.00 | 1 | 0.32 | 20 | 6.40 | | | Chegwidden, Lindsay | | | 1435 | AUS | 0.00 | 1 | -0.71 | 20 | -14.20 | | | Karunagaran, Arvend | | | 1463 | AUS | 0.00 | 1 | -0.67 | 20 | -13.40 | | | Di-Ienno, Mathew | | | 1332 | AUS | 1.00 | 1 | 0.18 | 20 | 3.60 | | | Chiara, Vince | | | 1438 | AUS | 1.00 | 1 | 0.30 | 20 | 6.00 | | | Armstrong, Gary | | | 1671 | AUS | 0.00 | 1 | -0.39 | 20 | -7.80 | | | * 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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