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Individual Calculations January 2018 |
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| Yanofsky, Kevin Total change: 33.40 | |   |
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| 2017 Berkeley Club Championship | Berkeley, California | USA | 2017-10-06 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1798 | 1668 | 2.50 | 5 | 0.71 | 20 | 14.20 | |
|  Jirasek, Ladia | f | | 2068 * | USA | 0.00 | 1 | -0.08 | 20 | -1.60 | | | Shrauger, Alex | | | 1612 | USA | 1.00 | 1 | 0.42 | 20 | 8.40 | |  Maser, Thomas | | | 1951 | USA | 0.00 | 1 | -0.16 | 20 | -3.20 | | | Lesquillier, Walter | | | 1661 | USA | 0.50 | 1 | -0.01 | 20 | -0.20 | | | Paetz, Mark | | | 1697 | USA | 1.00 | 1 | 0.54 | 20 | 10.80 | | | * 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) | | | | Fall 2017 Tuesday Night Marathon | San Francisco, California | USA | 2017-10-24 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1672 | 1668 | 4.00 | 6 | 0.96 | 20 | 19.20 | |
| | Olson, David R | | | 1358 | USA | 1.00 | 1 | 0.14 | 20 | 2.80 | | | Diaz, Conrado | | | 2068 * | PHI | 0.00 | 1 | -0.08 | 20 | -1.60 | | | Malykin, Erika | | | 1646 | USA | 0.00 | 1 | -0.53 | 20 | -10.60 | | | Erickson, Lane Aus | | | 1690 | USA | 1.00 | 1 | 0.53 | 20 | 10.60 | | | Cohee, James | | | 1656 | USA | 1.00 | 1 | 0.48 | 20 | 9.60 | | | Simpkins, Jerry | | | 1614 | USA | 1.00 | 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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