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Individual Calculations February 2019 |
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| Ooi, Jayden Total change: -86.26 | |   |
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| 2019 Australian Open Championship | Melbourne | AUS | 2018-12-27 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1701 | 1670 | 2.50 | 8 | -1.29 | 38 | -49.02 | |
|  Parle, Hughston | | | 2070 * | AUS | 0.00 | 1 | -0.08 | 38 | -3.04 | |  Sun, Marco | | | 1344 | AUS | 0.50 | 1 | -0.37 | 38 | -14.06 | | | Deng, Jimmy | | | 1441 | AUS | 0.00 | 1 | -0.79 | 38 | -30.02 | | | Davis, Tony J | c | | 1918 | AUS | 1.00 | 1 | 0.81 | 38 | 30.78 | | | Van Sebille, Sulia | | | 1406 | AUS | 0.00 | 1 | -0.82 | 38 | -31.16 | | | Brockman, Roland | | | 1496 | AUS | 1.00 | 1 | 0.27 | 38 | 10.26 | | | Beaumont, David | | | 1985 | AUS | 0.00 | 1 | -0.14 | 38 | -5.32 | | | Chibnall, Alana | | wf | 1944 | AUS | 0.00 | 1 | -0.17 | 38 | -6.46 | | | * 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) | | | | 2019 Oceania Youth U10 | Auckland | NZL | 2019-01-08 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1272 | 1670 | 3.50 | 4 | -0.18 | 38 | -6.84 | |
| | Zhang, Kendrick (kenny) | | | 1276 | NZL | 1.00 | 1 | 0.08 | 38 | 3.04 | | | Wang, Cunmeng | | | 1270 * | AUS | 1.00 | 1 | 0.08 | 38 | 3.04 | | | Zhao, Tiger Chengxin | | | 1270 * | AUS | 0.50 | 1 | -0.42 | 38 | -15.96 | | | Anup Kumar, Vihaan | | | 1270 * | AUS | 1.00 | 1 | 0.08 | 38 | 3.04 | | | * 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) | | | | 2019 FIDE Open | Gold Coast | AUS | 2019-01-25 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1461 | 1670 | 3.50 | 6 | -0.80 | 38 | -30.40 | |
| | Jule, Elena | | | 1270 * | AUS | 1.00 | 1 | 0.08 | 38 | 3.04 | | | Chou, Kevin | | | 1270 * | AUS | 1.00 | 1 | 0.08 | 38 | 3.04 | | | Ming, Kenny | | | 1421 | AUS | 1.00 | 1 | 0.19 | 38 | 7.22 | | | Weller, Tony | | | 1750 | AUS | 0.00 | 1 | -0.39 | 38 | -14.82 | | | Morris, Byron | | | 1784 | AUS | 0.00 | 1 | -0.34 | 38 | -12.92 | | | Van Der Byl, Orsen | | | 1270 * | AUS | 0.50 | 1 | -0.42 | 38 | -15.96 | | | * 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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