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Rapid:
Individual Calculations January 2023 |
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| Hettiarachchi, Buthsara Total change: 4.40 | |   |
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| Papatoetoe Rapid C 2022 | Auckland | NZL | 2022-12-03 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1333 | 1198 | 1.00 | 4 | -0.30 | 40 | -12.00 | |
|  Kennedy, Ian | | | 1423 | NZL | 0.00 | 1 | -0.22 | 40 | -8.80 | | | Chen, Anderson | | | 1390 | NZL | 0.50 | 1 | 0.25 | 40 | 10.00 | |  Wang, Zi Yao (kelvin) | | | 1242 | NZL | 0.50 | 1 | 0.06 | 40 | 2.40 | | | Zhao, Oliver | | | 1277 | NZL | 0.00 | 1 | -0.39 | 40 | -15.60 | |
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) | | | | Papatoetoe Rapid Junior 2022 | Auckland | NZL | 2022-12-04 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1316 | 1198 | 1.00 | 2 | 0.30 | 40 | 12.00 | |
| | Xia, Yuehan (max) | | | 1401 | NZL | 0.00 | 1 | -0.24 | 40 | -9.60 | | | Li, Olivia | | | 1230 | NZL | 1.00 | 1 | 0.54 | 40 | 21.60 | |
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) | | | | 2022 Summit Rookies Junior Rapid December | Auckland | NZL | 2022-12-11 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1353 | 1198 | 1.00 | 3 | 0.11 | 40 | 4.40 | |
| | Tang, Tracy | | | 1335 | NZL | 0.00 | 1 | -0.32 | 40 | -12.80 | | | Patdu, Ariel A | | | 1324 | PHI | 0.00 | 1 | -0.33 | 40 | -13.20 | | | Xia, Yuehan (max) | | | 1401 | NZL | 1.00 | 1 | 0.76 | 40 | 30.40 | |
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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