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Individual Calculations December 2018 |
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| Aleksovski, Bosko Total change: -10.40 | |   |
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| 2018 Norths John Purdy Memorial Open | Sydney | AUS | 2018-09-11 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1559 | 1664 | 4.50 | 8 | -0.52 | 20 | -10.40 | |
|  Ganke, Eugene | | | 1264 * | AUS | 1.00 | 1 | 0.08 | 20 | 1.60 | |  Clarke, Brandon G I | f | | 2064 * | ENG | 0.00 | 1 | -0.08 | 20 | -1.60 | | | Singleton, Tim | | | 1515 | AUS | 0.50 | 1 | -0.20 | 20 | -4.00 | | | Wechsler, Ian B | | | 1577 | AUS | 0.00 | 1 | -0.62 | 20 | -12.40 | | | Gram, Otto | | | 1264 * | AUS | 1.00 | 1 | 0.08 | 20 | 1.60 | | | Pepping, John M | | | 1580 | AUS | 0.00 | 1 | -0.62 | 20 | -12.40 | | | Creek, Peter | | | 1554 | AUS | 1.00 | 1 | 0.35 | 20 | 7.00 | | | Jeffreys, Roger W | | | 1654 | AUS | 1.00 | 1 | 0.49 | 20 | 9.80 | | | * 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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