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Individual Calculations July 2010 |
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| Smith, Vivian J Total change: 10.50 | |   |
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| NZ Senior | Christchurch | NZL | 2010-04-23 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1898 | 1806 | 3.00 | 6 | 0.61 | 15 | 9.15 | |
|  Stuart, Peter | | | 2042 | NZL | 0.00 | 1 | -0.20 | 15 | -3.00 | |  Gloistein, Bruce | | | 1799 | NZL | 1.00 | 1 | 0.49 | 15 | 7.35 | | | Booth, Anthony | | | 1863 | NZL | 0.50 | 1 | 0.08 | 15 | 1.20 | | | Cornford, Lindsay | | | 2206 * | NZL | 0.50 | 1 | 0.42 | 15 | 6.30 | | | Mitchell, Robert | | | 1709 | NZL | 1.00 | 1 | 0.37 | 15 | 5.55 | | | Cooper, Nigel | | | 1770 | NZL | 0.00 | 1 | -0.55 | 15 | -8.25 | | | * 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) | | | | 33rd Waitakere Open | Auckland | NZL | 2010-06-05 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1977 | 1809 | 1.50 | 5 | 0.09 | 15 | 1.35 | |
| | Perry, Roger | | | 2031 | NZL | 0.00 | 1 | -0.22 | 15 | -3.30 | | | Taylor, Richard | | | 1909 | NZL | 1.00 | 1 | 0.64 | 15 | 9.60 | | | Gao, Judy | | wc | 1902 | NZL | 0.50 | 1 | 0.13 | 15 | 1.95 | | | Browne, Jeremy | | | 2077 | NZL | 0.00 | 1 | -0.17 | 15 | -2.55 | | | Power, Wayne | | | 1968 | NZL | 0.00 | 1 | -0.29 | 15 | -4.35 | |
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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