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Individual Calculations May 2017 |
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| Lyall, Simon Total change: 14.80 | |   |
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| 2017 Wellington Easter Open | Wellington | NZL | 2017-04-14 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1889 | 1741 | 1.00 | 4 | -0.27 | 20 | -5.40 | |
|  Goodhue, Nathan | | | 1998 | NZL | 0.50 | 1 | 0.32 | 20 | 6.40 | |  Quere, Alexandre | | | 2022 | FRA | 0.00 | 1 | -0.16 | 20 | -3.20 | | | Nicholls, Leighton | | | 1908 | NZL | 0.00 | 1 | -0.28 | 20 | -5.60 | | | List, Robert | | | 1629 | NZL | 0.50 | 1 | -0.15 | 20 | -3.00 | |
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) | | | | Auckland ANZAC Weekender 2017 | Auckland | NZL | 2017-04-22 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1745 | 1741 | 3.00 | 4 | 1.01 | 20 | 20.20 | |
| | Ghadiali, Renae | | wc | 1341 * | NZL | 1.00 | 1 | 0.08 | 20 | 1.60 | | | Qin, Oscar Shu Xuan | | | 1495 | NZL | 1.00 | 1 | 0.19 | 20 | 3.80 | | | Thornton, Giovanni A | | | 2141 * | NZL | 0.00 | 1 | -0.08 | 20 | -1.60 | | | Macdonald, Paul | | | 2002 | NZL | 1.00 | 1 | 0.82 | 20 | 16.40 | | | * 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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