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Rapid:
Individual Calculations February 2019 |
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| Yuan, Jacob Total change: 13.40 | |   |
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| 2019 Oceania Youth U12 Rapid | Auckland | NZL | 2019-01-06 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1440 | 1252 | 3.00 | 6 | 1.45 | 20 | 29.00 | |
|  Qin, Oscar Shu Xuan | | | 1469 | NZL | 0.00 | 1 | -0.22 | 20 | -4.40 | | | Li, Joshua | | | 1414 | AUS | 1.00 | 1 | 0.71 | 20 | 14.20 | | | Yu, Jeffrey | | | 1453 | NZL | 0.00 | 1 | -0.24 | 20 | -4.80 | |  Wang, Daniel | | | 1519 | AUS | 1.00 | 1 | 0.82 | 20 | 16.40 | | | Rupasinghe, Sayum | | | 1394 | AUS | 0.00 | 1 | -0.31 | 20 | -6.20 | | | Chen, Matthew | | | 1392 | NZL | 1.00 | 1 | 0.69 | 20 | 13.80 | |
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) | | | | NZ Rapid Championship 2019 | Auckland | NZL | 2019-01-23 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1550 | 1252 | 0.00 | 5 | -0.78 | 20 | -15.60 | |
| | Chan, Jacob Joseph | | | 1652 * | AUS | 0.00 | 1 | -0.08 | 20 | -1.60 | | | Ning, Isabelle Yixuan | | | 1462 | NZL | 0.00 | 1 | -0.23 | 20 | -4.60 | | | Weng, Xintong (winston) | | | 1522 | NZL | 0.00 | 1 | -0.17 | 20 | -3.40 | | | Gothorp, Thomas H T | | | 1508 | NZL | 0.00 | 1 | -0.19 | 20 | -3.80 | | | Cooper, Nigel | | | 1605 | NZL | 0.00 | 1 | -0.11 | 20 | -2.20 | | | * 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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