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Individual Calculations May 2017 |
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| Cooper, Nigel Total change: 4.20 | |   |
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| 2017 Wellington Easter Open | Wellington | NZL | 2017-04-14 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1850 | 1681 | 1.00 | 2 | 0.40 | 20 | 8.00 | |
|  Wight, Joshua | | | 1702 | NZL | 1.00 | 1 | 0.53 | 20 | 10.60 | |  Goodhue, Nathan | | | 1998 | NZL | 0.00 | 1 | -0.13 | 20 | -2.60 | |
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) | | | | Auckland ANZAC Weekender 2017 | Auckland | NZL | 2017-04-22 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1757 | 1681 | 1.50 | 4 | -0.19 | 20 | -3.80 | |
| | Polishchuk, Kirill | | | 2081 * | NZL | 0.00 | 1 | -0.08 | 20 | -1.60 | | | Nagorski, Alex | c | | 1788 | NZL | 0.50 | 1 | 0.15 | 20 | 3.00 | | | Qin, Nicole Shu Yu | | wc | 1493 | NZL | 1.00 | 1 | 0.26 | 20 | 5.20 | | | Dai, Oliver | | | 1666 | NZL | 0.00 | 1 | -0.52 | 20 | -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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