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Individual Calculations May 2017 |
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| Jacobson, Brandon Total change: -31.60 | |   |
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| April 2017 Marshall FIDE Weekend | New York, New York | USA | 2017-04-07 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1849 | 2188 | 3.50 | 5 | -0.87 | 40 | -34.80 | |
|  Prestia, Paris | | | 1788 * | USA | 1.00 | 1 | 0.08 | 40 | 3.20 | |  Chasin, Nico Werner | c | | 1955 | USA | 0.50 | 1 | -0.29 | 40 | -11.60 | | | Tian, Eddy | | | 1927 | USA | 0.00 | 1 | -0.82 | 40 | -32.80 | | | Boxer, Matthew | | | 1788 * | USA | 1.00 | 1 | 0.08 | 40 | 3.20 | | | Yang, Vicki | | | 1788 * | 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) | | | | 11th Annual Philadelphia Open | Philadelphia, Pennsylvania | USA | 2017-04-12 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2158 | 2188 | 5.00 | 9 | 0.08 | 40 | 3.20 | |
| | Paragua, Mark | g | | 2521 | PHI | 0.00 | 1 | -0.12 | 40 | -4.80 | | | Juac, Majur | | | 2074 | USA | 0.00 | 1 | -0.66 | 40 | -26.40 | | | Bisiriyu-Salam, Oluwaseun | | | 2088 | NGR | 1.00 | 1 | 0.36 | 40 | 14.40 | | | Liang, Hairan | | | 2022 | CAN | 0.00 | 1 | -0.72 | 40 | -28.80 | | | De Fotis, Gary | | | 1934 | USA | 1.00 | 1 | 0.19 | 40 | 7.60 | | | Guo, Arthur | f | | 2061 | USA | 1.00 | 1 | 0.33 | 40 | 13.20 | | | Sarkar, Justin | m | | 2390 | USA | 0.50 | 1 | 0.26 | 40 | 10.40 | | | Yang, Kevin S | | | 2016 | USA | 1.00 | 1 | 0.27 | 40 | 10.80 | | | Santarius, Erik F | | | 2313 | USA | 0.50 | 1 | 0.17 | 40 | 6.80 | |
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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