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Individual Calculations October 2017 |
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| Diedrick, Michael Total change: 3.80 | |   |
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| Harold Chan Open 2017 | Kingston | JAM | 2017-09-21 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1705 | 1879 | 3.00 | 4 | 0.19 | 20 | 3.80 | |
|  Blackwood, Ashanti | | | 1524 | JAM | 1.00 | 1 | 0.11 | 20 | 2.20 | |  Barrett, Leighton | c | | 1650 | JAM | 1.00 | 1 | 0.21 | 20 | 4.20 | | | Wisdom, Daren | c | | 1999 | JAM | 0.00 | 1 | -0.34 | 20 | -6.80 | | | Gupte, Nikit | | | 1646 | JAM | 1.00 | 1 | 0.21 | 20 | 4.20 | |
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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