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Rapid:
Individual Calculations January 2020 |
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| Zhang, Kendrick Total change: 14.20 | |   |
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| 2019 North Island Rapid Championship | Auckland | NZL | 2019-12-07 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1519 | 1515 | 2.50 | 6 | -0.58 | 20 | -11.60 | |
|  Ang, Alphaeus Wei Ern | f | | 1915 * | NZL | 0.00 | 1 | -0.08 | 20 | -1.60 | |  Deng, Abraham | | | 1283 | NZL | 0.50 | 1 | -0.29 | 20 | -5.80 | | | McDougall, Sylvia | | | 1390 | NZL | 1.00 | 1 | 0.33 | 20 | 6.60 | | | Burrows, Grant L | | | 1469 | NZL | 0.50 | 1 | -0.06 | 20 | -1.20 | | | Perrin, Brent | | | 1804 | ENG | 0.00 | 1 | -0.16 | 20 | -3.20 | | | Zhu, David Junyang | | | 1252 | NZL | 0.50 | 1 | -0.32 | 20 | -6.40 | | | * 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) | | | | Summit Junior Chess Rapid Dec-19 | Auckland | NZL | 2019-12-15 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1357 | 1515 | 5.50 | 6 | 1.29 | 20 | 25.80 | |
| | Luo, Max | | | 1248 | NZL | 1.00 | 1 | 0.18 | 20 | 3.60 | | | Chang, Yolanda | | | 1364 | NZL | 1.00 | 1 | 0.30 | 20 | 6.00 | | | Mudaliar, Rohit | | | 1455 | NZL | 1.00 | 1 | 0.42 | 20 | 8.40 | | | Tang, Tracy | | | 1319 | NZL | 1.00 | 1 | 0.25 | 20 | 5.00 | | | Al-Afaghani, Baraa | | | 1306 | NZL | 1.00 | 1 | 0.23 | 20 | 4.60 | | | Ning, Isabelle Yixuan | | | 1451 | NZL | 0.50 | 1 | -0.09 | 20 | -1.80 | |
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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