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Individual Calculations September 2015 |
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| Guo, Arthur Total change: 27.20 | |   |
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| 45th Annual Continental Open | Sturbridge, Massachusetts | USA | 2015-08-13 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2244 | 2048 | 2.50 | 5 | 1.18 | 40 | 47.20 | |
|  Times, Lawyer | | | 2110 | USA | 1.00 | 1 | 0.59 | 40 | 23.60 | | | Niemann, Hans M | | | 2142 | USA | 0.50 | 1 | 0.13 | 40 | 5.20 | |  Schut, Lisa | | wm | 2306 | NED | 1.00 | 1 | 0.82 | 40 | 32.80 | | | Lenderman, Aleksandr | g | | 2448 * | USA | 0.00 | 1 | -0.08 | 40 | -3.20 | | | Yang, Yi | | | 2212 | USA | 0.00 | 1 | -0.28 | 40 | -11.20 | | | * 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) | | | | 14th Annual Manhattan Open | New York, New York | USA | 2015-08-21 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2174 | 2048 | 0.50 | 3 | -0.50 | 40 | -20.00 | |
| | Niemann, Hans M | | | 2142 | USA | 0.50 | 1 | 0.13 | 40 | 5.20 | | | Rozman, Levy | | | 2257 | USA | 0.00 | 1 | -0.23 | 40 | -9.20 | | | Chi, Patrick | | | 2123 | USA | 0.00 | 1 | -0.40 | 40 | -16.00 | |
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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