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Individual Calculations July 2018 |
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| Davis, Tony J Total change: -19.80 | |   |
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| 2018 Chess Excellence Open | Melbourne | AUS | 2018-04-22 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1815 | 1907 | 4.50 | 6 | 0.76 | 20 | 15.20 | |
|  Beckman, John | | | 1507 * | AUS | 1.00 | 1 | 0.08 | 20 | 1.60 | |  Voon, Richard | | | 1719 | AUS | 1.00 | 1 | 0.26 | 20 | 5.20 | | | Leibert, Xander | | | 1806 | AUS | 1.00 | 1 | 0.36 | 20 | 7.20 | | | Ryjanova, Julia | | wg | 2307 * | AUS | 0.00 | 1 | -0.08 | 20 | -1.60 | | | Lim, Cassandra | | wc | 1800 | AUS | 1.00 | 1 | 0.35 | 20 | 7.00 | | | Mann, Anthony | | | 1749 | AUS | 0.50 | 1 | -0.21 | 20 | -4.20 | | | * 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) | | | | 2018 Hobsons Bay Cup | Melbourne | AUS | 2018-04-24 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1547 | 1907 | 4.50 | 7 | -1.75 | 20 | -35.00 | |
| | Davis, Sophie | | | 1507 * | AUS | 1.00 | 1 | 0.08 | 20 | 1.60 | | | Richards, Derek | | | 1507 * | AUS | 0.50 | 1 | -0.42 | 20 | -8.40 | | | Salanowski, Mark | | | 1569 | AUS | 1.00 | 1 | 0.12 | 20 | 2.40 | | | Ryan, Isaac | | | 1659 | AUS | 0.00 | 1 | -0.81 | 20 | -16.20 | | | Russo, Guy | | | 1573 | AUS | 0.00 | 1 | -0.88 | 20 | -17.60 | | | Saric, Sergey | | | 1507 * | AUS | 1.00 | 1 | 0.08 | 20 | 1.60 | | | McIntyre, Julian | | | 1507 * | AUS | 1.00 | 1 | 0.08 | 20 | 1.60 | | | * 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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