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Individual Calculations September 2023 |
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| Hsiao, Ethan Total change: 62.04 | |   |
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| 43rd Annual Lina Grumette Memorial | VAN NUYS, CA | USA | 2023-05-27 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1932 | 1947 | 2.50 | 5 | -0.12 | 33 | -3.96 | |
|  Zeng, Elbert | | | 2017 | USA | 0.50 | 1 | 0.10 | 33 | 3.30 | | | Colville, Julian | | | 1729 | USA | 1.00 | 1 | 0.22 | 33 | 7.26 | |  Guo, Yanfeng | | | 1654 | USA | 0.50 | 1 | -0.35 | 33 | -11.55 | | | Tolentino, Karl | | | 1962 | USA | 0.50 | 1 | 0.02 | 33 | 0.66 | | | Peters, Jack | m | | 2298 | USA | 0.00 | 1 | -0.11 | 33 | -3.63 | |
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 David King Memorial Challenger 5 | Arcadia, CA | USA | 2023-08-01 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2193 | 1935 | 1.50 | 6 | 0.38 | 33 | 12.54 | |
| | Doric, Nenad | m | | 2211 | CRO | 0.00 | 1 | -0.17 | 33 | -5.61 | | | Doric, Nenad | m | | 2211 | CRO | 0.50 | 1 | 0.33 | 33 | 10.89 | | | Cucancic, Sinisa | | | 2232 | CRO | 1.00 | 1 | 0.85 | 33 | 28.05 | | | Cucancic, Sinisa | | | 2232 | CRO | 0.00 | 1 | -0.15 | 33 | -4.95 | | | Manakova, Maria | | wg | 2137 | SRB | 0.00 | 1 | -0.24 | 33 | -7.92 | | | Manakova, Maria | | wg | 2137 | SRB | 0.00 | 1 | -0.24 | 33 | -7.92 | |
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) | | | | 2023 David King Memorial Challenger 10 | Arcadia, CA | USA | 2023-08-08 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2138 | 1935 | 1.50 | 6 | 0.08 | 33 | 2.64 | |
| | Manakova, Maria | | wg | 2137 | SRB | 0.00 | 1 | -0.24 | 33 | -7.92 | | | Manakova, Maria | | wg | 2137 | SRB | 0.00 | 1 | -0.24 | 33 | -7.92 | | | Mrdja, Milan | m | | 2145 | CRO | 0.50 | 1 | 0.27 | 33 | 8.91 | | | Mrdja, Milan | m | | 2145 | CRO | 0.00 | 1 | -0.23 | 33 | -7.59 | | | Tomas, Ante | | | 2133 | CRO | 0.50 | 1 | 0.26 | 33 | 8.58 | | | Tomas, Ante | | | 2133 | CRO | 0.50 | 1 | 0.26 | 33 | 8.58 | |
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 David King Memorial Challenger 13 | Arcadia, CA | USA | 2023-08-13 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2136 | 1935 | 2.50 | 4 | 1.54 | 33 | 50.82 | |
| | Antonov, Vladimir | m | | 2138 | BUL | 0.50 | 1 | 0.26 | 33 | 8.58 | | | Antonov, Vladimir | m | | 2138 | BUL | 0.50 | 1 | 0.26 | 33 | 8.58 | | | Tomas, Ante | | | 2133 | CRO | 1.00 | 1 | 0.76 | 33 | 25.08 | | | Tomas, Ante | | | 2133 | CRO | 0.50 | 1 | 0.26 | 33 | 8.58 | |
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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