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Individual Calculations January 2020 |
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| Duffield, Terence Total change: 15.60 | |   |
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| Richard Sutton Trophy 2019 | Dunedin | NZL | 2019-10-30 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1624 | 1676 | 2.50 | 3 | 0.78 | 20 | 15.60 | |
|  Armstrong, John F | | | 1669 | NZL | 0.50 | 1 | -0.01 | 20 | -0.20 | |  Southgate, Brent | | | 1621 | NZL | 1.00 | 1 | 0.42 | 20 | 8.40 | | | Nisa, Hildon | | | 1582 | NZL | 1.00 | 1 | 0.37 | 20 | 7.40 | |
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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