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Individual Calculations September 2017 |
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| Tahmassebi, Bijan Total change: 71.60 | |   |
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| 7th Annual Potomac Open - U2300 | Rockville, Maryland | USA | 2017-07-28 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1976 | 1832 | 2.50 | 5 | 0.93 | 40 | 37.20 | |
|  Nguyen, Tan | f | | 1971 | USA | 1.00 | 1 | 0.69 | 40 | 27.60 | |  Gilden, Lawrence C | f | | 2114 | USA | 0.00 | 1 | -0.16 | 40 | -6.40 | | | Hu, William | | | 1917 | USA | 1.00 | 1 | 0.62 | 40 | 24.80 | | | Chiu, Isaac | | | 1923 | USA | 0.00 | 1 | -0.38 | 40 | -15.20 | | | Wang, Ricky | | | 1953 | USA | 0.50 | 1 | 0.16 | 40 | 6.40 | |
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 Atlantic Open | Arlington, Virginia | USA | 2017-08-25 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2082 | 1832 | 1.50 | 3 | 0.86 | 40 | 34.40 | |
| | Bouzoukis, Charles | | | 2097 | USA | 0.50 | 1 | 0.32 | 40 | 12.80 | | | Sinha, Sahil | f | | 2232 * | USA | 0.00 | 1 | -0.08 | 40 | -3.20 | | | Narasimhan, Narkeeran | | | 1916 | USA | 1.00 | 1 | 0.62 | 40 | 24.80 | | | * 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) | | |
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