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Individual Calculations May 2023 |
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| Tay, Mason Total change: -198.80 | |   |
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| 2023 Norths Club Championship Tournament 5 Rounds 8-9 | Sydney | AUS | 2023-04-04 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1297 | 1370 | 0.00 | 1 | -0.60 | 40 | -24.00 | |
|  Ong, Jonathan Si Seng | | | 1297 | AUS | 0.00 | 1 | -0.60 | 40 | -24.00 | |
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 Mini | Canberra | AUS | 2023-04-07 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1310 | 1370 | 1.00 | 5 | -1.91 | 40 | -76.40 | |
| | Mason, Joanne | | | 1436 | AUS | 0.00 | 1 | -0.41 | 40 | -16.40 | | | Cheng, Jerry | | | 1249 | AUS | 0.00 | 1 | -0.66 | 40 | -26.40 | | | Pan, Renee Yang | | | 1293 | AUS | 0.00 | 1 | -0.61 | 40 | -24.40 | | | Karthik, Shriya | | | 1344 | AUS | 1.00 | 1 | 0.46 | 40 | 18.40 | |  Raichura, Dev | | | 1229 | AUS | 0.00 | 1 | -0.69 | 40 | -27.60 | |
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 |
| 1146 | 1370 | 3.00 | 7 | -2.46 | 40 | -98.40 | |
| | Jigando, Neo | | | 1119 | AUS | 0.50 | 1 | -0.31 | 40 | -12.40 | | | Ding, Daniel (yulin) | | | 1261 | AUS | 0.50 | 1 | -0.15 | 40 | -6.00 | | | Tong, Justin | | | 1091 | AUS | 0.00 | 1 | -0.84 | 40 | -33.60 | | | Zhu, Zane | | | 1038 | AUS | 1.00 | 1 | 0.12 | 40 | 4.80 | | | Wang, Yuwei | | | 1143 | AUS | 0.00 | 1 | -0.79 | 40 | -31.60 | | | De Livera, Hamish | | | 1161 | AUS | 1.00 | 1 | 0.23 | 40 | 9.20 | | | Yu, Lok Lan | | | 1206 | AUS | 0.00 | 1 | -0.72 | 40 | -28.80 | |
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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