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Individual Calculations July 2022 |
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| Harrison, Joshua Alan Total change: -33.20 | |   |
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| 31st Annual Chicago Open - Under 2300 | Wheeling, Illinois | USA | 2022-05-27 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1807 | 2017 | 2.50 | 5 | -1.24 | 20 | -24.80 | |
|  Min, Ryan | | | 1797 | USA | 0.00 | 1 | -0.78 | 20 | -15.60 | |  Gaw, Chloe | | | 1795 | USA | 0.50 | 1 | -0.28 | 20 | -5.60 | | | Bhaduri, Neil S | | | 1617 * | USA | 1.00 | 1 | 0.08 | 20 | 1.60 | | | Jiang, Andrew | | | 2030 | USA | 1.00 | 1 | 0.52 | 20 | 10.40 | | | Chen, Derek | | | 1796 | USA | 0.00 | 1 | -0.78 | 20 | -15.60 | | | * 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) | | | | 2022 National Open - Under 2300 | Las Vegas, Nevada | USA | 2022-06-09 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2031 | 2017 | 1.50 | 4 | -0.42 | 20 | -8.40 | |
| | Lesniewski, Lucas | | | 1814 | FRA | 0.00 | 1 | -0.76 | 20 | -15.20 | | | Creger V, Leo | | | 1992 | USA | 1.00 | 1 | 0.47 | 20 | 9.40 | | | Gutierrez, Renzo | f | | 2227 | PER | 0.50 | 1 | 0.27 | 20 | 5.40 | | | McNeill, Gordon, Jr | | | 2092 | USA | 0.00 | 1 | -0.40 | 20 | -8.00 | |
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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