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Individual Calculations October 2018 |
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| Chambers, Ezra Paul Total change: 39.20 | |   |
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| 2018 Neil Falconer Marathon | Berkeley, California | USA | 2018-08-04 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1969 | 2233 | 4.50 | 6 | -0.23 | 40 | -9.20 | |
|  Paetz, Mark | | | 1833 * | USA | 1.00 | 1 | 0.08 | 40 | 3.20 | |  Maser, Thomas | | | 1845 | USA | 1.00 | 1 | 0.09 | 40 | 3.60 | | | Winslow, Elliott | m | | 2169 | USA | 0.50 | 1 | -0.09 | 40 | -3.60 | | | Jirasek, Ladia | f | | 2222 | USA | 0.00 | 1 | -0.52 | 40 | -20.80 | | | Walder, Michael | | | 1912 | USA | 1.00 | 1 | 0.13 | 40 | 5.20 | | | Anderson, Michael | | | 1833 * | USA | 1.00 | 1 | 0.08 | 40 | 3.20 | | | * 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) | | | | 2018 CalChess State Championship | Union City, California | USA | 2018-09-01 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2258 | 2248 | 4.00 | 6 | 1.21 | 40 | 48.40 | |
| | Kondakov, Adrian | | | 1954 | USA | 1.00 | 1 | 0.15 | 40 | 6.00 | | | Sevillano, Enrico | g | | 2423 | USA | 0.00 | 1 | -0.27 | 40 | -10.80 | | | Cheng, Daniel | | | 1848 * | USA | 1.00 | 1 | 0.08 | 40 | 3.20 | | | Rao, Prasanna Raghuram | m | | 2468 | IND | 1.00 | 1 | 0.78 | 40 | 31.20 | | | Yap, Kim Steven Ruelan | m | | 2406 | PHI | 1.00 | 1 | 0.71 | 40 | 28.40 | | | Sheng, Joshua | m | | 2447 | USA | 0.00 | 1 | -0.24 | 40 | -9.60 | | | * 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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