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Individual Calculations May 2019 |
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| Liang, Dustin Total change: -32.40 | |   |
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| 28th Annual Eastern Class Championship | Sturbridge, Massachusetts | USA | 2019-04-05 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1942 | 1873 | 2.50 | 5 | 0.44 | 40 | 17.60 | |
|  Shanmugasundaram, Rajesh | | | 2143 | IND | 0.00 | 1 | -0.17 | 40 | -6.80 | |  Prestia, Paris | | | 1880 | USA | 0.00 | 1 | -0.49 | 40 | -19.60 | | | Ramanathan, Suraj | | | 1978 | USA | 0.50 | 1 | 0.14 | 40 | 5.60 | | | Oberoi, Shelev | | | 2138 | USA | 1.00 | 1 | 0.82 | 40 | 32.80 | | | Prestia, Sebastian | c | | 1570 | USA | 1.00 | 1 | 0.14 | 40 | 5.60 | |
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) | | | | 2019 Westford April Open | Westford, Massachusetts | USA | 2019-04-13 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1941 | 1873 | 0.50 | 4 | -1.25 | 40 | -50.00 | |
| | Zhou, Jianchao | g | | 2273 * | CHN | 0.00 | 1 | -0.08 | 40 | -3.20 | | | Mundayat, Abinav Rajiv | | | 1761 | USA | 0.00 | 1 | -0.65 | 40 | -26.00 | | | Xu, Bernie | | | 1881 | USA | 0.00 | 1 | -0.49 | 40 | -19.60 | | | Bonnell, Leo W | | | 1850 | USA | 0.50 | 1 | -0.03 | 40 | -1.20 | | | * 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) | | |
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