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Individual Calculations December 2017 |
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| Sullivan, Daniel Total change: 14.80 | |   |
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| Preston Chess Congress | Preston | ENG | 2017-11-24 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2002 | 1952 | 2.50 | 4 | 0.74 | 20 | 14.80 | |
|  Ellames, Roy | | | 2079 | ENG | 0.50 | 1 | 0.17 | 20 | 3.40 | |  Patrick, David A | | | 1893 | ENG | 1.00 | 1 | 0.42 | 20 | 8.40 | | | Hilton, Tim | | | 1845 | ENG | 0.50 | 1 | -0.15 | 20 | -3.00 | | | Blackburn, Jonathan L B | | | 2189 | WLS | 0.50 | 1 | 0.30 | 20 | 6.00 | |
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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