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Individual Calculations July 2023 |
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| Min, Ryan Total change: 31.20 | |   |
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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 |
| 1862 | 1917 | 3.50 | 6 | 0.15 | 40 | 6.00 | |
|  Ocido, Michael | | | 2076 | PHI | 0.00 | 1 | -0.29 | 40 | -11.60 | |  Li, David Tongjia | | | 1728 | USA | 0.50 | 1 | -0.25 | 40 | -10.00 | | | Lyu, Zhengdao | | | 1852 | USA | 0.50 | 1 | -0.09 | 40 | -3.60 | | | Sawhney, Yuvraj Singh | | | 1552 | USA | 1.00 | 1 | 0.10 | 40 | 4.00 | | | Harrison, Joshua Alan | | | 1964 | USA | 0.50 | 1 | 0.07 | 40 | 2.80 | | | Pomerantz, Daniel G | | | 1997 | CAN | 1.00 | 1 | 0.61 | 40 | 24.40 | |
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 |
| 1921 | 1917 | 3.00 | 5 | 0.63 | 40 | 25.20 | |
| | Zhuge, Katherine | | | 1517 * | USA | 1.00 | 1 | 0.08 | 40 | 3.20 | | | Zhurbinsky, David | c | | 2075 | USA | 0.00 | 1 | -0.29 | 40 | -11.60 | | | Angeles, Anthony | | | 2114 | PER | 0.50 | 1 | 0.25 | 40 | 10.00 | | | Harrison, Joshua | | | 1964 | USA | 0.50 | 1 | 0.07 | 40 | 2.80 | | | Fong, Kevin | | | 1934 | USA | 1.00 | 1 | 0.52 | 40 | 20.80 | | | * 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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