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Individual Calculations May 2019 |
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| Viswanathan, Arul Total change: 0.80 | |   |
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| Northern California Denker Qualifier | Pleasanton, California | USA | 2019-04-06 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1793 | 1786 | 2.00 | 3 | 0.52 | 40 | 20.80 | |
|  Sivakumar, Shaashw | | | 1730 | USA | 0.00 | 1 | -0.58 | 40 | -23.20 | |  Senthilkumar, Pran | c | | 1906 | USA | 1.00 | 1 | 0.66 | 40 | 26.40 | | | Singhal, Sanat | | | 1744 | IND | 1.00 | 1 | 0.44 | 40 | 17.60 | |
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) | | | | Berkeley Weekender April 2019 | Berkeley, California | USA | 2019-04-12 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1891 | 1786 | 1.00 | 3 | -0.14 | 40 | -5.60 | |
| | Liu, Felix | | | 1476 | USA | 0.50 | 1 | -0.36 | 40 | -14.40 | | | Li, Beilin | | | 2063 | USA | 0.00 | 1 | -0.17 | 40 | -6.80 | | | Lee, Megan | | wm | 2134 | USA | 0.50 | 1 | 0.39 | 40 | 15.60 | |
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 Spring Championship | Santa Clara, California | USA | 2019-04-26 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1832 | 1786 | 1.50 | 4 | -0.36 | 40 | -14.40 | |
| | Lee, Megan | | wm | 2134 | USA | 0.50 | 1 | 0.39 | 40 | 15.60 | | | Chambers, Ezra Paul | f | | 2186 * | BDI | 0.00 | 1 | -0.08 | 40 | -3.20 | | | Nishio, Alexander | | | 1559 | USA | 0.00 | 1 | -0.79 | 40 | -31.60 | | | Ghosh, Prarthan | | | 1448 | USA | 1.00 | 1 | 0.12 | 40 | 4.80 | | | * 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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