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Individual Calculations April 2023 |
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| Soltani, Mohammad Total change: -30.40 | |   |
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| 1000GM 2023 March BonaFIDE Swiss Reserve Under 2000 | Milpitas, CA | USA | 2023-03-04 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1436 | 1369 | 3.00 | 5 | 0.89 | 20 | 17.80 | |
|  Penagalapati, Anvitha | | | 1343 | USA | 0.00 | 1 | -0.54 | 20 | -10.80 | |  Kolli, Hansika | | | 1371 | USA | 1.00 | 1 | 0.50 | 20 | 10.00 | | | Ying, Katherine Wenyue | | | 1351 | USA | 1.00 | 1 | 0.47 | 20 | 9.40 | | | Sun, Nathan Haojia | | | 1450 | USA | 1.00 | 1 | 0.61 | 20 | 12.20 | | | Tia, Rudy Goce, Jr | | | 1666 | PNG | 0.00 | 1 | -0.15 | 20 | -3.00 | |
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) | | | | 20th Wilkerson Memorial Championship - 1600-1999 | San Francisco, CA | USA | 2023-03-25 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1285 | 1369 | 0.00 | 4 | -2.41 | 20 | -48.20 | |
| | Arivoli, Sadhana | | | 1333 | USA | 0.00 | 1 | -0.55 | 20 | -11.00 | | | Penagalapati, Anvitha | | | 1343 | USA | 0.00 | 1 | -0.54 | 20 | -10.80 | | | Bhingarkar, Pratyush | | | 1394 | USA | 0.00 | 1 | -0.47 | 20 | -9.40 | | | Ma, Matthew | | | 1068 | USA | 0.00 | 1 | -0.85 | 20 | -17.00 | |
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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