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Individual Calculations March 2012 |
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| Mellace, Andrew Total change: -9.00 | |   |
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| John Powell Memorial Open 2012 | Kingston | JAM | 2012-01-21 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1900 | 2059 | 1.50 | 3 | -0.60 | 15 | -9.00 | |
|  Williams, Walter | | | 1783 | JAM | 1.00 | 1 | 0.17 | 15 | 2.55 | |  James, Stuart | | | 1942 | JAM | 0.00 | 1 | -0.66 | 15 | -9.90 | | | Holness, Mark | c | | 1976 | JAM | 0.50 | 1 | -0.11 | 15 | -1.65 | |
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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