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Individual Calculations April 2008 |
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| Chen, Eachen Total change: 57.00 | |   |
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| North Island 2007 | Auckland | NZL | 2007-07-05 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2091 | 1939 | 3.50 | 6 | 1.68 | 25 | 42.00 | |
|  Krstev, Antonio | | | 2061 | NZL | 1.00 | 1 | 0.67 | 25 | 16.75 | | | Browne, Jeremy | | | 2067 | NZL | 0.50 | 1 | 0.17 | 25 | 4.25 | |  McLaren, Leonard | | | 2220 | NZL | 0.00 | 1 | -0.16 | 25 | -4.00 | | | Stuart, Peter | | | 2157 | NZL | 0.50 | 1 | 0.28 | 25 | 7.00 | | | Forster, William | | | 1960 | NZL | 0.50 | 1 | 0.03 | 25 | 0.75 | | | Goodhue, Nathan | | | 2079 | NZL | 1.00 | 1 | 0.69 | 25 | 17.25 | |
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) | | | | New Zealand Major Open 2008 | Auckland | NZL | 2008-01-15 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1938 | 1929 | 4.00 | 7 | 0.60 | 25 | 15.00 | |
| | Maroroa, Sue | | wf | 1926 | NZL | 0.00 | 1 | -0.50 | 25 | -12.50 | | | Cruden, Neil | | | 1920 | NZL | 0.50 | 1 | -0.01 | 25 | -0.25 | | | Mitchell, Robert | | | 1904 | NZL | 1.00 | 1 | 0.47 | 25 | 11.75 | | | Evans, David J | | | 1957 | NZL | 1.00 | 1 | 0.54 | 25 | 13.50 | | | Gold, Hamish | | | 1871 | NZL | 1.00 | 1 | 0.42 | 25 | 10.50 | | | Milligan, Helen | | wf | 2008 | NZL | 0.50 | 1 | 0.11 | 25 | 2.75 | | | Jackson, L. Ross | | | 1979 | NZL | 0.00 | 1 | -0.43 | 25 | -10.75 | |
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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