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Individual Calculations August 2021 |
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| Penagalapati, Abhinav Total change: 74.52 | |   |
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| 2021 Felix German Memorial Tuesday Night Marathon | San Francisco, California | USA | 2021-06-01 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1829 | 1940 | 2.00 | 3 | 0.08 | 36 | 2.88 | |
|  Riese, Kayven | | | 1682 | USA | 1.00 | 1 | 0.18 | 36 | 6.48 | |  Argo, Guy | | | 1845 | USA | 1.00 | 1 | 0.37 | 36 | 13.32 | | | Biyiasas, Theodore | | | 1960 | USA | 0.00 | 1 | -0.47 | 36 | -16.92 | |
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 Philadelphia International - Premier | Philadelphia, Pennsylvania | USA | 2021-06-26 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2109 | 1940 | 2.50 | 5 | 1.00 | 36 | 36.00 | |
| | Yanayt, Eugene | f | | 2102 | USA | 1.00 | 1 | 0.71 | 36 | 25.56 | | | Zeng, Sheena | | wc | 2059 | USA | 0.50 | 1 | 0.16 | 36 | 5.76 | | | Yu, Jennifer R | f | wg | 2316 | USA | 0.00 | 1 | -0.09 | 36 | -3.24 | | | Andersen, Gunnar James | | | 2194 | USA | 0.00 | 1 | -0.19 | 36 | -6.84 | | | Padhye, Rohan | | | 1876 | USA | 1.00 | 1 | 0.41 | 36 | 14.76 | |
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 World Open - Under 2200 | Philadelphia, Pennsylvania | USA | 2021-07-01 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1760 | 1896 | 3.00 | 6 | -1.01 | 36 | -36.36 | |
| | Kozower, Ethan | | | 1574 | USA | 0.50 | 1 | -0.37 | 36 | -13.32 | | | Vinod, Aarush | | | 1749 | USA | 0.00 | 1 | -0.70 | 36 | -25.20 | | | Tay, Brian | | | 1758 | USA | 1.00 | 1 | 0.31 | 36 | 11.16 | | | Coy, Matthew Miller | | | 1614 | USA | 0.50 | 1 | -0.34 | 36 | -12.24 | | | Rodriguez, Jaime R | | | 2058 | PUR | 0.00 | 1 | -0.29 | 36 | -10.44 | | | Samant, Neil | | | 1805 | USA | 1.00 | 1 | 0.38 | 36 | 13.68 | |
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) | | | | SJCC Summer Championship | Milpitas, California | USA | 2021-07-24 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1809 | 1896 | 5.00 | 5 | 2.00 | 36 | 72.00 | |
| | Gu, Crystal | | | 1496 * | USA | 1.00 | 1 | 0.08 | 36 | 2.88 | | | Qin, Vincent | | | 1610 | USA | 1.00 | 1 | 0.16 | 36 | 5.76 | | | Mohammadi, Sina | | | 1807 | USA | 1.00 | 1 | 0.38 | 36 | 13.68 | | | Hajaj, Nimrod | | | 1888 | USA | 1.00 | 1 | 0.49 | 36 | 17.64 | | | Yu, Jiangwei | | | 2243 | CHN | 1.00 | 1 | 0.89 | 36 | 32.04 | | | * 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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