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Individual Calculations August 2019 |
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| Chen, Matthew Total change: 2.00 | |   |
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| 2019 NZ Junior Open | Auckland | NZL | 2019-07-08 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1394 | 1414 | 2.50 | 5 | -0.13 | 40 | -5.20 | |
|  Picken, Oliver | c | | 1753 | NZL | 0.00 | 1 | -0.12 | 40 | -4.80 | |  Zhao, Jay Zi Xuan | | | 1097 | NZL | 0.50 | 1 | -0.37 | 40 | -14.80 | | | Chen, Penghao (jack) | | | 1082 | NZL | 1.00 | 1 | 0.12 | 40 | 4.80 | | | Wang, Aaron Ziwen | | | 1696 | NZL | 0.00 | 1 | -0.16 | 40 | -6.40 | | | Han, Allan | | | 1343 | NZL | 1.00 | 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) | | | | Peter Stuart Memorial Training Tourney, A Group | Auckland | NZL | 2019-07-20 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1714 | 1414 | 0.50 | 2 | 0.18 | 40 | 7.20 | |
| | Johns, Daniel P | | | 1814 * | NZL | 0.00 | 1 | -0.08 | 40 | -3.20 | | | Qin, Oscar Shu Xuan | | | 1614 | NZL | 0.50 | 1 | 0.26 | 40 | 10.40 | | | * 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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