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Individual Calculations July 2023 |
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| Willy, Stephen Total change: -86.80 | |   |
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| 32nd annual Chicago Open - U2300 Section | Wheeling, IL | USA | 2023-05-26 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1877 | 2279 | 2.50 | 5 | -2.06 | 40 | -82.40 | |
|  Panda, Vedic | | | 2032 | USA | 1.00 | 1 | 0.19 | 40 | 7.60 | | | Adhikari, Sunav | | | 1761 | USA | 0.00 | 1 | -0.97 | 40 | -38.80 | |  Brock, William H | | | 1859 | USA | 0.50 | 1 | -0.43 | 40 | -17.20 | | | Yuan, Serena | | | 1879 * | USA | 1.00 | 1 | 0.08 | 40 | 3.20 | | | Winters, Lance A | | | 1852 | USA | 0.00 | 1 | -0.93 | 40 | -37.20 | | | * 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) | | | | 2023 National Open - Under 2300 | Las Vegas, NV | USA | 2023-06-15 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1895 | 2273 | 2.50 | 3 | -0.20 | 40 | -8.00 | |
| | Ganesan, Vikrant | | | 1826 | USA | 0.50 | 1 | -0.44 | 40 | -17.60 | | | Wang, Andrew | | | 1873 * | USA | 1.00 | 1 | 0.08 | 40 | 3.20 | | | Nguyen, Tinh | | | 1985 | USA | 1.00 | 1 | 0.16 | 40 | 6.40 | | | * 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) | | | | 17th annual Philadelphia Open - U2100 | Philadelphia, PA | USA | 2023-06-23 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1709 | 2273 | 2.00 | 2 | 0.09 | 40 | 3.60 | |
| | Yang, Aimee | | | 1544 | USA | 1.00 | 1 | 0.01 | 40 | 0.40 | | | Reddy, Sushruta | | | 1873 * | IND | 1.00 | 1 | 0.08 | 40 | 3.20 | | | * 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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