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Individual Calculations May 2018 |
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| Chen, Wei Kai Total change: 43.20 | |   |
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| Wellington Easter Open 2018 | Wellington | NZL | 2018-03-30 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1797 | 1690 | 3.00 | 5 | 1.08 | 40 | 43.20 | |
|  Croad, Nicholas | f | | 2090 * | NZL | 0.00 | 1 | -0.08 | 40 | -3.20 | |  Xu, Hannah | | | 1290 * | NZL | 1.00 | 1 | 0.08 | 40 | 3.20 | | | Johnson, Quentin J F | | | 2028 | NZL | 1.00 | 1 | 0.88 | 40 | 35.20 | | | Macdonald, Paul | | | 2002 | NZL | 0.00 | 1 | -0.14 | 40 | -5.60 | | | Stracy, Don M | | | 1575 | NZL | 1.00 | 1 | 0.34 | 40 | 13.60 | | | * 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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