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Individual Calculations October 2023 |
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| Liu, Liam Total change: 8.00 | |   |
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| 2023 Calchess Open Championship - A | Milpitas, California | USA | 2023-09-01 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1506 | 1456 | 2.50 | 5 | 0.34 | 40 | 13.60 | |
|  Sabyrov, Muradhan Emir | | | 1551 | USA | 0.50 | 1 | 0.13 | 40 | 5.20 | |  Nathan, Arjun | | | 1461 | USA | 0.50 | 1 | 0.01 | 40 | 0.40 | | | Ho, Michael S | | | 1560 | USA | 1.00 | 1 | 0.64 | 40 | 25.60 | | | Paragiri, Reyansh | | | 1418 | USA | 0.50 | 1 | -0.05 | 40 | -2.00 | | | Dash, Rohan | | | 1539 | SGP | 0.00 | 1 | -0.39 | 40 | -15.60 | |
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 1000GM September BonaFIDE U2000 | Sunnyvale, CA | USA | 2023-09-16 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1421 | 1456 | 1.50 | 3 | -0.14 | 40 | -5.60 | |
| | Cao, Daniel | | | 1291 | USA | 0.50 | 1 | -0.22 | 40 | -8.80 | | | Penagalapati, Anvitha | | | 1383 | USA | 1.00 | 1 | 0.40 | 40 | 16.00 | | | Vale Cruz, Armin | | | 1588 | USA | 0.00 | 1 | -0.32 | 40 | -12.80 | |
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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