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Individual Calculations September 2017 |
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| Ang, Alphaeus Wei Ern Total change: 87.20 | |   |
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| Waikato Open 2017 | Hamilton | NZL | 2017-08-11 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2099 | 2141 | 2.50 | 4 | 0.33 | 40 | 13.20 | |
|  Seabrook, Roy | | | 1814 | NZL | 1.00 | 1 | 0.13 | 40 | 5.20 | | | Li, Shenyue (sherry) | | | 2038 | CHN | 1.00 | 1 | 0.36 | 40 | 14.40 | |  Hague, Ben | f | | 2326 | NZL | 0.00 | 1 | -0.26 | 40 | -10.40 | | | Spain, Graeme A | | | 2217 | NZL | 0.50 | 1 | 0.10 | 40 | 4.00 | |
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) | | | | North Shore Open A grade | Auckland | NZL | 2017-08-26 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2116 | 2141 | 4.50 | 5 | 1.85 | 40 | 74.00 | |
| | Zhang, Jasmine Haomo | | wf | 1880 | NZL | 1.00 | 1 | 0.18 | 40 | 7.20 | | | Krstev, Antonio | | | 2034 | NZL | 1.00 | 1 | 0.35 | 40 | 14.00 | | | McLaren, Leonard J | f | | 2208 | NZL | 1.00 | 1 | 0.59 | 40 | 23.60 | | | Hague, Ben | f | | 2326 | NZL | 0.50 | 1 | 0.24 | 40 | 9.60 | | | Polishchuk, Kirill | | | 2132 | NZL | 1.00 | 1 | 0.49 | 40 | 19.60 | |
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) | | |
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