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Individual Calculations October 2017 |
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| Goffin, Peter B Total change: -13.60 | |   |
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| 2017 New Zealand Seniors Chess Championship | Mt Maunganui | NZL | 2017-09-01 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1936 | 1990 | 1.00 | 3 | -0.68 | 20 | -13.60 | |
|  Marko, Helmut S | c | | 1936 | PNG | 0.50 | 1 | -0.08 | 20 | -1.60 | |  Steadman, Michael V R | f | | 2183 | NZL | 0.00 | 1 | -0.25 | 20 | -5.00 | | | Booth, Anthony J | | | 1689 | NZL | 0.50 | 1 | -0.35 | 20 | -7.00 | |
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) | | |
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