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Individual Calculations August 2023 |
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| Starkman, Eric Total change: -59.20 | |   |
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| 51st annual World Open - U2200 | Philadelphia, PA | USA | 2023-06-30 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1694 | 1898 | 5.50 | 9 | -1.24 | 20 | -24.80 | |
|  Wang, Chloe Heathe | | | 1783 | USA | 0.50 | 1 | -0.16 | 20 | -3.20 | |  Cole, Christopher | | | 1688 | USA | 1.00 | 1 | 0.23 | 20 | 4.60 | | | Lin, Benjamin Gu | | | 1681 | USA | 1.00 | 1 | 0.22 | 20 | 4.40 | | | Ravishankar, Dhruv | | | 1498 * | USA | 1.00 | 1 | 0.08 | 20 | 1.60 | | | Shukla, Aniket | | | 1934 | USA | 0.00 | 1 | -0.45 | 20 | -9.00 | | | Schwartz, Jared Et | | | 1650 | USA | 0.50 | 1 | -0.31 | 20 | -6.20 | | | Kurup, Siddharth A | | | 1634 | USA | 0.50 | 1 | -0.32 | 20 | -6.40 | | | Nesamani, Vigneshwaran | | | 1655 | IND | 0.00 | 1 | -0.80 | 20 | -16.00 | | | Ng, Timothy | | | 1727 | USA | 1.00 | 1 | 0.27 | 20 | 5.40 | | | * 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) | | | | 16th annual Chicago Class - Expert | Wheeling, IL | USA | 2023-07-14 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1711 | 1853 | 1.00 | 4 | -1.72 | 20 | -34.40 | |
| | Silverstein, Jonathan | | | 1786 | USA | 0.00 | 1 | -0.59 | 20 | -11.80 | | | Huang, Ayden | | | 1762 | USA | 0.00 | 1 | -0.62 | 20 | -12.40 | | | Zheng, Lerui | | | 1587 | USA | 0.50 | 1 | -0.32 | 20 | -6.40 | | | Cheng, Alex | | | 1708 | USA | 0.50 | 1 | -0.19 | 20 | -3.80 | |
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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