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Individual Calculations September 2017 |
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| Polishchuk, Kirill Total change: 2.40 | |   |
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| Waikato Open 2017 | Hamilton | NZL | 2017-08-11 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1976 | 2132 | 4.00 | 6 | -0.13 | 20 | -2.60 | |
|  Picken, Oliver | c | | 1866 | NZL | 1.00 | 1 | 0.18 | 20 | 3.60 | |  Seabrook, Roy | | | 1814 | NZL | 1.00 | 1 | 0.13 | 20 | 2.60 | | | Hart, Ralph | | | 2142 | NZL | 0.00 | 1 | -0.49 | 20 | -9.80 | | | Steadman, Michael V R | f | | 2194 | NZL | 0.50 | 1 | 0.09 | 20 | 1.80 | | | Dare, Richard J | | | 1890 | NZL | 0.50 | 1 | -0.30 | 20 | -6.00 | | | Gibbons, Robert E | f | | 1950 | NZL | 1.00 | 1 | 0.26 | 20 | 5.20 | |
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 |
| 2080 | 2132 | 2.50 | 4 | 0.25 | 20 | 5.00 | |
| | Wright, Caleb | | | 1864 | NZL | 1.00 | 1 | 0.17 | 20 | 3.40 | | | Gong, Daniel Hanwen | f | | 2278 | NZL | 0.50 | 1 | 0.20 | 20 | 4.00 | | | Li, Shenyue (sherry) | | | 2038 | CHN | 1.00 | 1 | 0.37 | 20 | 7.40 | | | Ang, Alphaeus Wei Ern | c | | 2141 | NZL | 0.00 | 1 | -0.49 | 20 | -9.80 | |
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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