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Individual Calculations February 2017 |
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| Jacobson, Brandon Total change: 25.60 | |   |
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| 2017 January Marshall Weekend FIDE | New York, New York | USA | 2017-01-06 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2096 | 2225 | 4.00 | 5 | 0.78 | 40 | 31.20 | |
|  Yassky, Daniel | | | 1825 * | USA | 1.00 | 1 | 0.08 | 40 | 3.20 | |  Chasin, Nico Werner | c | | 1987 | USA | 1.00 | 1 | 0.20 | 40 | 8.00 | | | Griffith, Kyron W | f | | 2305 | USA | 1.00 | 1 | 0.61 | 40 | 24.40 | | | Brodsky, David | f | | 2314 | USA | 1.00 | 1 | 0.62 | 40 | 24.80 | | | Chen, Justin | | | 2049 | USA | 0.00 | 1 | -0.73 | 40 | -29.20 | | | * 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) | | | | 49th Annual Liberty Bell Open | Philadelphia, Pennsylvania | USA | 2017-01-13 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2192 | 2225 | 2.50 | 5 | -0.14 | 40 | -5.60 | |
| | Lenderman, Aleksandr | g | | 2573 | USA | 0.50 | 1 | 0.39 | 40 | 15.60 | | | Burke, John Michael | m | | 2494 | USA | 0.00 | 1 | -0.17 | 40 | -6.80 | | | Vittal, Sanjana | | wf | 1825 * | USA | 1.00 | 1 | 0.08 | 40 | 3.20 | | | Vasserman, Daniel | | | 2190 | USA | 0.00 | 1 | -0.55 | 40 | -22.00 | | | Samadashvili, Martha | | wf | 1877 | USA | 1.00 | 1 | 0.11 | 40 | 4.40 | | | * 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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