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Individual Calculations February 2020 |
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| Davis, Christopher Total change: 42.40 | |   |
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| IA FM John Powell Memorial Open 2020 FIDE U-1600 Section | Kingston, Jamaica | JAM | 2020-01-18 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1436 | 1295 | 2.00 | 3 | 1.06 | 40 | 42.40 | |
|  Blackwood, Ashanti | | | 1475 | JAM | 1.00 | 1 | 0.74 | 40 | 29.60 | |  Chung, Antonic | | | 1378 | JAM | 0.00 | 1 | -0.39 | 40 | -15.60 | | | Downer, Odel | | | 1456 | JAM | 1.00 | 1 | 0.71 | 40 | 28.40 | |
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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