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Individual Calculations October 2017 |
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| Milligan, Helen Total change: -11.00 | |   |
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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 |
| 1850 | 2007 | 3.50 | 6 | -0.55 | 20 | -11.00 | |
|  List, Robert | | | 1607 * | NZL | 0.50 | 1 | -0.42 | 20 | -8.40 | |  Booth, Anthony J | | | 1689 | NZL | 0.50 | 1 | -0.37 | 20 | -7.40 | | | Lim, Benjamin U | c | | 1941 | NZL | 0.00 | 1 | -0.59 | 20 | -11.80 | | | Cooper, Nigel | | | 1676 | NZL | 1.00 | 1 | 0.12 | 20 | 2.40 | | | Gibbons, Robert E | f | | 1956 | NZL | 1.00 | 1 | 0.43 | 20 | 8.60 | | | Smith, Robert W | f | | 2230 | NZL | 0.50 | 1 | 0.28 | 20 | 5.60 | | | * 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) | | |
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