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Individual Calculations February 2018 |
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| Duneas, John Total change: -14.80 | |   |
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| New Zealand Open including 125th Championship | Palmerston North | NZL | 2018-01-01 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1968 | 2035 | 4.00 | 9 | -1.21 | 20 | -24.20 | |
|  Qin, Nicole Shu Yu | | wc | 1635 * | NZL | 0.50 | 1 | -0.42 | 20 | -8.40 | |  Schmitz, Andreas Arnold | c | | 1998 | GER | 0.50 | 1 | -0.05 | 20 | -1.00 | | | Schmitz, Manuela | | wf | 1896 | GER | 0.50 | 1 | -0.19 | 20 | -3.80 | | | James, Jack | c | | 2064 | NZL | 0.50 | 1 | 0.04 | 20 | 0.80 | | | Goodhue, Nathan | | | 1908 | NZL | 1.00 | 1 | 0.33 | 20 | 6.60 | | | Gong, Daniel Hanwen | f | | 2272 | NZL | 0.00 | 1 | -0.20 | 20 | -4.00 | | | Fan, Allen Chi Zhou | c | | 2073 | NZL | 0.00 | 1 | -0.45 | 20 | -9.00 | | | Savige, Colin B | | | 1964 | AUS | 0.00 | 1 | -0.60 | 20 | -12.00 | | | Nicholls, Leighton | | | 1906 | NZL | 1.00 | 1 | 0.33 | 20 | 6.60 | | | * 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) | | | | Auckland Anniversary Weekend 2018 | Auckland | NZL | 2018-01-27 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1925 | 2035 | 3.50 | 5 | 0.47 | 20 | 9.40 | |
| | Dai, Oliver | | | 1635 * | NZL | 1.00 | 1 | 0.08 | 20 | 1.60 | | | Smith, Robert W | f | | 2201 | NZL | 0.50 | 1 | 0.22 | 20 | 4.40 | | | Steadman, Michael V R | f | | 2166 | NZL | 0.00 | 1 | -0.32 | 20 | -6.40 | | | Milligan, Helen | c | wf | 1958 | NZL | 1.00 | 1 | 0.39 | 20 | 7.80 | | | Holdo, Karl | | | 1665 | NZL | 1.00 | 1 | 0.10 | 20 | 2.00 | | | * 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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