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Individual Calculations February 2017 |
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| Ai, Evan Zihao Total change: 55.20 | |   |
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| BCS Weekender January | Berkeley, California | USA | 2017-01-21 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1892 | 1643 | 2.00 | 4 | 1.06 | 40 | 42.40 | |
|  O`connor, Derek | | | 2043 * | USA | 0.50 | 1 | 0.42 | 40 | 16.80 | | | Viswanath, Ganesh | | | 2043 * | AUS | 0.50 | 1 | 0.42 | 40 | 16.80 | |  Padmanabhan, Karthik | | | 1899 | USA | 0.00 | 1 | -0.19 | 40 | -7.60 | | | Yanofsky, Kevin | | | 1581 | USA | 1.00 | 1 | 0.41 | 40 | 16.40 | | | * 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) | | | | Bay Area Chess CM Azhar Championship | Milpitas, California | USA | 2017-01-27 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1808 | 1643 | 1.50 | 4 | 0.32 | 40 | 12.80 | |
| | Murugappan, Ganesh M | | | 1959 | USA | 0.00 | 1 | -0.13 | 40 | -5.20 | | | Lu, Yixiang | | | 1862 | USA | 0.50 | 1 | 0.28 | 40 | 11.20 | | | Maiti, Milind | | | 1711 | USA | 0.00 | 1 | -0.41 | 40 | -16.40 | | | Dobrynin, Dmitri V | | | 1699 | USA | 1.00 | 1 | 0.58 | 40 | 23.20 | |
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) | | |
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