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Individual Calculations December 2018 |
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| Wilson, Mark L Total change: 11.40 | |   |
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| 2018 Norths John Purdy Memorial Open | Sydney | AUS | 2018-09-11 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1732 | 1659 | 3.50 | 7 | 0.57 | 20 | 11.40 | |
|  Ball, Christopher | c | | 1857 | AUS | 1.00 | 1 | 0.76 | 20 | 15.20 | |  Hu, Jason | f | | 2059 * | AUS | 0.00 | 1 | -0.08 | 20 | -1.60 | | | Atanacio, Ricardo | | | 1786 | AUS | 0.00 | 1 | -0.33 | 20 | -6.60 | | | Sze-To, Jonas | | | 1514 | AUS | 1.00 | 1 | 0.31 | 20 | 6.20 | | | Greenwood, Norman | | | 1561 | AUS | 0.50 | 1 | -0.13 | 20 | -2.60 | | | Quek, Bob | | | 1516 | AUS | 1.00 | 1 | 0.31 | 20 | 6.20 | | | Wan, Dennis | | | 1833 | AUS | 0.00 | 1 | -0.27 | 20 | -5.40 | | | * 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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