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Individual Calculations February 2020 |
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| Grant, Chevaughn Total change: -29.60 | |   |
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| IA FM John Powell Memorial Open 2020 FIDE Open Section | Kingston, Jamaica | JAM | 2020-01-16 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1658 | 1574 | 0.50 | 5 | -1.48 | 20 | -29.60 | |
|  Wilkinson, Ian | | | 1837 | JAM | 0.00 | 1 | -0.18 | 20 | -3.60 | |  Stephenson, John | | | 1627 | JAM | 0.50 | 1 | 0.07 | 20 | 1.40 | | | Lyn, Christopher | | | 1815 | JAM | 0.00 | 1 | -0.20 | 20 | -4.00 | | | Dakin, Errol | | | 1352 | JAM | 0.00 | 1 | -0.78 | 20 | -15.60 | | | Tracey, Shaun M | | | 1657 | ENG | 0.00 | 1 | -0.39 | 20 | -7.80 | |
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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