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Individual Calculations September 2018 |
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| Samuelson, Andrew Total change: 43.20 | |   |
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| 7th Annual Washington International - Masters | Rockville, Maryland | USA | 2018-08-11 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2365 | 2143 | 3.50 | 9 | 1.43 | 20 | 28.60 | |
|  Vazquez, Guillermo | m | | 2443 | PAR | 0.00 | 1 | -0.15 | 20 | -3.00 | |  Jacobson, Aaron | f | | 2254 | USA | 1.00 | 1 | 0.65 | 20 | 13.00 | | | Hong, Andrew | f | | 2377 | USA | 0.00 | 1 | -0.21 | 20 | -4.20 | | | Pressman, Leif | f | | 2239 | USA | 1.00 | 1 | 0.63 | 20 | 12.60 | | | Lee, Michael | m | | 2408 | USA | 0.50 | 1 | 0.32 | 20 | 6.40 | | | Niemann, Hans | f | | 2329 | USA | 1.00 | 1 | 0.74 | 20 | 14.80 | | | Henderson De La Fuente, Lance | m | | 2485 | ESP | 0.00 | 1 | -0.12 | 20 | -2.40 | | | Jacobson, Brandon | f | | 2472 | USA | 0.00 | 1 | -0.12 | 20 | -2.40 | | | Zhang, Yuanchen | f | | 2281 | CAN | 0.00 | 1 | -0.31 | 20 | -6.20 | |
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) | | | | 50th Annual Atlantic Open | Falls Church, Virginia | USA | 2018-08-24 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2199 | 2143 | 3.00 | 5 | 0.73 | 20 | 14.60 | |
| | Jay, Neel | | | 1780 | USA | 1.00 | 1 | 0.10 | 20 | 2.00 | | | Corrales Jimenez, Fidel | g | | 2542 | USA | 0.00 | 1 | -0.08 | 20 | -1.60 | | | Jose, Franco | | | 2050 | USA | 1.00 | 1 | 0.37 | 20 | 7.40 | | | Treger, Yefim | | | 2082 | USA | 1.00 | 1 | 0.42 | 20 | 8.40 | | | Dragun, Kamil | g | | 2543 * | POL | 0.00 | 1 | -0.08 | 20 | -1.60 | | | * 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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