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Individual Calculations February 2023 |
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| Chang, Ethan Total change: 144.78 | |   |
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| 2022 JZMC Rising Stars Reserves | Sydney | AUS | 2022-12-17 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1318 | 1531 | 8.50 | 9 | 1.80 | 38 | 68.40 | |
|  Qian, Vicky | | | 1131 * | AUS | 1.00 | 1 | 0.08 | 38 | 3.04 | |  Tee, Benjamin | | | 1547 | AUS | 1.00 | 1 | 0.52 | 38 | 19.76 | | | He, Andrew | | | 1367 | AUS | 1.00 | 1 | 0.28 | 38 | 10.64 | | | Ding, Daniel (yulin) | | | 1483 | AUS | 1.00 | 1 | 0.43 | 38 | 16.34 | | | Huang, Thomas | | | 1213 | AUS | 1.00 | 1 | 0.13 | 38 | 4.94 | | | Pan, Renee Yang | | | 1285 | AUS | 1.00 | 1 | 0.19 | 38 | 7.22 | | | Zhang, Oliver | | | 1113 | AUS | 1.00 | 1 | 0.07 | 38 | 2.66 | | | Wang, Caleb | | | 1224 | AUS | 1.00 | 1 | 0.14 | 38 | 5.32 | | | Zhang, Richard | | | 1499 | AUS | 0.50 | 1 | -0.04 | 38 | -1.52 | | | * 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) | | | | 2023 Oceania Zonal 3.6 Open | Melbourne | AUS | 2023-01-23 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1826 | 1531 | 3.50 | 9 | 2.01 | 38 | 76.38 | |
| | Kelly, Adam | c | | 2005 | AUS | 1.00 | 1 | 0.95 | 38 | 36.10 | | | Melamed, Daniel | | | 1898 | AUS | 0.00 | 1 | -0.10 | 38 | -3.80 | | | Wang, Lachlan | | | 1770 | AUS | 0.50 | 1 | 0.30 | 38 | 11.40 | | | Fikh, Anthony | c | | 1902 | AUS | 1.00 | 1 | 0.90 | 38 | 34.20 | | | Siva Sankaran, Anup Kumar | | | 1845 | AUS | 0.00 | 1 | -0.14 | 38 | -5.32 | | | Wang, Aaron Ziwen | | | 1728 | NZL | 0.00 | 1 | -0.25 | 38 | -9.50 | | | Korenevski, Oleg | c | | 1755 | AUS | 1.00 | 1 | 0.78 | 38 | 29.64 | | | Li, Tedric | | | 1692 | AUS | 0.00 | 1 | -0.29 | 38 | -11.02 | | | Young, Cohen | | | 1835 | NZL | 0.00 | 1 | -0.14 | 38 | -5.32 | |
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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