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Individual Calculations March 2017 |
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| Blackwood, Ryan Total change: -10.00 | |   |
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| John Powell Memorial Open 2017 | Kingston | JAM | 2017-02-16 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1759 | 1934 | 3.00 | 5 | -0.50 | 20 | -10.00 | |
|  Walsh, Nathan | | | 1534 * | JAM | 1.00 | 1 | 0.08 | 20 | 1.60 | |  Richards, Deborah | | wm | 2036 | JAM | 0.50 | 1 | 0.14 | 20 | 2.80 | | | Diedrick, Michael | | | 1860 | JAM | 0.50 | 1 | -0.10 | 20 | -2.00 | | | Glaves, Raheem | | | 1702 | JAM | 0.00 | 1 | -0.79 | 20 | -15.80 | | | Barrett, Leighton | c | | 1661 | JAM | 1.00 | 1 | 0.17 | 20 | 3.40 | | | * 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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