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Individual Calculations April 2019 |
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| Yanofsky, Kevin Total change: 20.80 | |   |
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| 2019 IM John Grefe Marathon | Berkeley, California | USA | 2019-01-18 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1679 | 1767 | 3.50 | 4 | 1.04 | 20 | 20.80 | |
|  Gomboluudev, Enkhjin C | | | 1627 | USA | 1.00 | 1 | 0.31 | 20 | 6.20 | |  Enkhjargal, Gabriel | | | 1367 * | USA | 1.00 | 1 | 0.08 | 20 | 1.60 | | | Agdamag, Samuel Zamora | | | 1554 | USA | 1.00 | 1 | 0.23 | 20 | 4.60 | | | Jirasek, Ladia | f | | 2167 * | USA | 0.50 | 1 | 0.42 | 20 | 8.40 | | | * 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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