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Individual Calculations May 2023 |
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| Liu, Ryan Chengji Total change: -98.80 | |   |
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| 2023 Norths Club Championship Tournament 4 Round 9 | Sydney | AUS | 2023-04-04 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1610 | 1538 | 0.00 | 1 | -0.40 | 40 | -16.00 | |
|  Chen, Dean | | | 1610 | AUS | 0.00 | 1 | -0.40 | 40 | -16.00 | |
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 O2C Doeberl Cup Minor | Canberra | AUS | 2023-04-07 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1455 | 1538 | 4.00 | 7 | -0.30 | 40 | -12.00 | |
| | Van Der Byl, Orsen | | | 1382 | AUS | 1.00 | 1 | 0.29 | 40 | 11.60 | |  Buhagiar, Aden | | | 1458 | AUS | 0.50 | 1 | -0.11 | 40 | -4.40 | | | Vos, Nomon | | | 1474 | AUS | 0.00 | 1 | -0.59 | 40 | -23.60 | | | Xing, Zeqi | | | 1471 | AUS | 0.50 | 1 | -0.09 | 40 | -3.60 | | | Chen, Anderson | | | 1375 | NZL | 1.00 | 1 | 0.28 | 40 | 11.20 | | | Gratchev, Elizaveta | | | 1439 | AUS | 1.00 | 1 | 0.36 | 40 | 14.40 | | | Zhang, Richard | | | 1584 | AUS | 0.00 | 1 | -0.44 | 40 | -17.60 | |
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 Youth Championship Under 12 | Canberra | AUS | 2023-04-11 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1175 | 1538 | 4.50 | 7 | -1.77 | 40 | -70.80 | |
| | Zhu, Zane | | | 1138 * | AUS | 1.00 | 1 | 0.08 | 40 | 3.20 | | | Liu, Richard Jingjie | | | 1245 | NZL | 0.00 | 1 | -0.85 | 40 | -34.00 | | | Jigando, Neo | | | 1119 | AUS | 0.00 | 1 | -0.93 | 40 | -37.20 | | | Meng, Harrison Xiang Zhi | | | 1093 | NZL | 1.00 | 1 | 0.06 | 40 | 2.40 | | | Yu, Lok Lan | | | 1206 | AUS | 0.50 | 1 | -0.38 | 40 | -15.20 | | | Lau, Great Boyou | | | 1177 | NZL | 1.00 | 1 | 0.10 | 40 | 4.00 | | | Williams, Elizabeth | | | 1245 | AUS | 1.00 | 1 | 0.15 | 40 | 6.00 | | | * 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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