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Individual Calculations June 2017 |
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| Valente, Marty J Total change: 5.20 | |   |
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| Spring 2017 Tuesday Night Marathon | San Francisco, California | USA | 2017-03-14 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1678 | 1384 | 2.00 | 6 | 1.01 | 20 | 20.20 | |
|  Walters, Kevin | | | 1784 * | USA | 0.50 | 1 | 0.42 | 20 | 8.40 | |  Handler, Andrew | | | 1757 | USA | 0.50 | 1 | 0.40 | 20 | 8.00 | | | Newey, Richard | | | 1753 | USA | 0.00 | 1 | -0.10 | 20 | -2.00 | | | Casares Jr, Nick | | | 1597 | USA | 0.00 | 1 | -0.23 | 20 | -4.60 | | | Chan, John | | | 1635 | USA | 0.00 | 1 | -0.19 | 20 | -3.80 | | | Allen, Tom Carter | | | 1543 | USA | 1.00 | 1 | 0.71 | 20 | 14.20 | | | * 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) | | | | GM Koltanowski Memorial | Berkeley, California | USA | 2017-03-31 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1523 | 1384 | 0.00 | 2 | -0.75 | 20 | -15.00 | |
| | Anderson, Michael | | | 1784 * | USA | 0.00 | 1 | -0.08 | 20 | -1.60 | | | Marrus, Matthew | | | 1261 | USA | 0.00 | 1 | -0.67 | 20 | -13.40 | | | * 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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