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Individual Calculations May 2015 |
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| Smith, Vivian J Total change: 27.60 | |   |
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| Oceania Seniors Chess Championship 2015 | Auckland | NZL | 2015-04-16 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2002 | 1743 | 2.50 | 6 | 1.38 | 20 | 27.60 | |
|  Morrell, Gordon | | | 2125 | CAN | 0.00 | 1 | -0.09 | 20 | -1.80 | |  Post, Martin J | | | 1961 | NZL | 0.50 | 1 | 0.28 | 20 | 5.60 | | | Hair, Philip I | | | 1937 | NZL | 0.50 | 1 | 0.25 | 20 | 5.00 | | | Stuart, Peter W | | | 2011 | NZL | 0.50 | 1 | 0.33 | 20 | 6.60 | | | Kempen, Leon | c | | 2000 | AUS | 1.00 | 1 | 0.82 | 20 | 16.40 | | | Milligan, Helen | c | wf | 1978 | NZL | 0.00 | 1 | -0.21 | 20 | -4.20 | |
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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