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Individual Calculations February 2020 |
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| Zhang, Kendrick Total change: -16.80 | |   |
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| 2019 Canterbury Summer Swiss | Melbourne | AUS | 2019-12-27 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1403 | 1551 | 2.00 | 5 | -1.30 | 40 | -52.00 | |
|  Ding, Rey | | | 1576 | AUS | 0.00 | 1 | -0.47 | 40 | -18.80 | |  Pearl, Oliver | | | 1152 | AUS | 0.00 | 1 | -0.92 | 40 | -36.80 | | | Cooper, Joshua | | | 1231 | AUS | 1.00 | 1 | 0.13 | 40 | 5.20 | | | Clark, Peter | | | 1218 | AUS | 1.00 | 1 | 0.12 | 40 | 4.80 | | | Holland, Daniel | | | 1840 | AUS | 0.00 | 1 | -0.16 | 40 | -6.40 | |
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) | | | | 127th New Zealand Championship and Open | Tauranga | NZL | 2020-01-14 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1784 | 1551 | 2.00 | 7 | 0.45 | 40 | 18.00 | |
| | Pinic, Noel | | | 1951 * | NZL | 0.00 | 1 | -0.08 | 40 | -3.20 | | | Tsagarakis, Angelo | | | 1746 | AUS | 0.50 | 1 | 0.25 | 40 | 10.00 | | | Yee, Stanley | c | | 1881 | NZL | 0.00 | 1 | -0.12 | 40 | -4.80 | | | Qin, Nicole Shu Yu | | wc | 1744 | NZL | 1.00 | 1 | 0.75 | 40 | 30.00 | | | Wang, Aaron Ziwen | | | 1610 | NZL | 0.00 | 1 | -0.42 | 40 | -16.80 | | | Sole, Michael D | | | 1808 | NZL | 0.00 | 1 | -0.18 | 40 | -7.20 | | | McFarland, Malcolm | | | 1745 | GUM | 0.50 | 1 | 0.25 | 40 | 10.00 | | | * 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) | | | | Auckland Anniversary Weekend 2020 | Auckland | NZL | 2020-01-25 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1747 | 1551 | 1.50 | 4 | 0.43 | 40 | 17.20 | |
| | Guerra, Romie Lord | | | 1951 * | PHI | 0.00 | 1 | -0.08 | 40 | -3.20 | | | Lyall, Simon | | | 1672 | NZL | 1.00 | 1 | 0.66 | 40 | 26.40 | | | Sarmiento, Noel | | | 1731 | NZL | 0.50 | 1 | 0.24 | 40 | 9.60 | | | Le Grange, Rauen | | | 1633 | RSA | 0.00 | 1 | -0.39 | 40 | -15.60 | | | * 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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